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Ayer — Mayo 14th 2024Tus fuentes RSS

Identification of triciribine as a novel myeloid cell differentiation inducer

by Souma Suzuki, Susumu Suzuki, Yuri Sato-Nagaoka, Chisaki Ito, Shinichiro Takahashi

Differentiation therapy using all-trans retinoic acid (ATRA) for acute promyelocytic leukemia (APL) is well established. However, because the narrow application and tolerance development of ATRA need to be improved, we searched for another efficient myeloid differentiation inducer. Kinase activation is involved in leukemia biology and differentiation block. To identify novel myeloid differentiation inducers, we used a Kinase Inhibitor Screening Library. Using a nitroblue tetrazolium dye reduction assay and real-time quantitative PCR using NB4 APL cells, we revealed that, PD169316, SB203580, SB202190 (p38 MAPK inhibitor), and triciribine (TCN) (Akt inhibitor) potently increased the expression of CD11b. We focused on TCN because it was reported to be well tolerated by patients with advanced hematological malignancies. Nuclear/cytoplasmic (N/C) ratio was significantly decreased, and myelomonocytic markers (CD11b and CD11c) were potently induced by TCN in both NB4 and acute myeloid leukemia (AML) M2 derived HL-60 cells. Western blot analysis using NB4 cells demonstrated that TCN promoted ERK1/2 phosphorylation, whereas p38 MAPK phosphorylation was not affected, suggesting that activation of the ERK pathway is involved in TCN-induced differentiation. We further examined that whether ATRA may affect phosphorylation of ERK and p38, and found that there was no obvious effect, suggesting that ATRA induced differentiation is different from TCN effect. To reveal the molecular mechanisms involved in TCN-induced differentiation, we performed microarray analysis. Pathway analysis using DAVID software indicated that “hematopoietic cell lineage” and “cytokine-cytokine receptor interaction” pathways were enriched with high significance. Real-time PCR analysis demonstrated that components of these pathways including IL1β, CD3D, IL5RA, ITGA6, CD44, ITGA2B, CD37, CD9, CSF2RA, and IL3RA, were upregulated by TCN-induced differentiation. Collectively, we identified TCN as a novel myeloid cell differentiation inducer, and trials of TCN for APL and non-APL leukemia are worthy of exploration in the future.

Comparison of student nurses' expectations and newly qualified nurses' experiences regarding clinical practice: A secondary analysis of a cross‐sectional survey

Abstract

Aim

To compare student nurses' expectations and newly qualified nurses' experiences regarding clinical practice in Switzerland 1 year after graduation.

Design

A secondary explorative analysis of a cross-sectional survey.

Methods

The data were sourced from the Swiss National Graduate Survey of Health Professionals covering six universities of applied sciences between 2016 and 2019, with information on three cohorts of bachelor student nurses, with a 1-year follow-up between each year. The participants were 533 bachelor-prepared nursing graduates.

Results

The student nurses' overall expectations included the following top two prioritized aspects: ‘contributing to something important’ and ‘adequate time to spend with patients’. Newly graduated nurses' clinical practice experiences demonstrated that not all expectations were met 1 year after graduation. The largest gaps were found in ‘adequate time to spend with patients’, ‘work–life balance’ and experiencing ‘good management’.

Conclusion

The most crucial expectation gaps are related to having sufficient time to spend with patients and a good work–life balance. The most important result is whether there is a shortage of places for nurses to work rather than the oft-cited shortage of nurses.

Implications for the Profession and/or Patient Care

The expectations of Swiss newly qualified nurses can be better met by an assessment in the first year about which individual perceptions of workplace characteristics cause them to make choices to change something about their work, affect their job satisfaction or influence their intention to stay.

Impact

Few of the student nurses' expectations were met 1 year after graduation, therefore Swiss healthcare institutions should improve needs assessments to strengthen the nurse workforce starting early in employment. The results underscore the importance of a constructive management culture, such as that in magnet hospitals in the United States which underpins the philosophy of changing in nursing. The results can be used internationally as a benchmark and as a basis for introducing potential interventions for nurse retention.

Reporting Method

This study was reported following the Standardized Reporting of Secondary Data Analyses Checklist.

Patient or Public Contribution

There were no patient or public contributions.

Trial and Protocol Registration

This study has not been registered.

Evaluation of adherence to pharmacological treatments by undocumented migrants with chronic diseases: a 10-year retrospective cohort study

Por: Fiorini · G. · Pellegrini · G. · Franchi · M. · Rigamonti · A. E. · Marazzi · N. · Sartorio · A. · Corrao · G. · Cella · S. G.
Objectives

To investigate the time course of medication adherence and some of the factors involved in this process in undocumented migrants with chronic diseases.

Design

Retrospective cohort study.

Setting

A big non-governmental organisation in Milano, Italy, giving medical assistance to undocumented migrants.

Participants

1918 patients, 998 females and 920 males, with at least one chronic condition (diabetes, cardiovascular diseases (CVDs), mental health disorders) seen over a period of 10 years (2011–2020). Their mean age was 49.2±13 years.

Results

Adherence to medications decreased over 1 year in all patients. This was more evident during the first 2 months of treatment. Patients on only one medication were less adherent than those on more than one medication; at 6 months the percentage of patients with high adherence was 33% vs 57% (p

Conclusions

Interventions to increase medication adherence of undocumented migrants with chronic diseases are necessary, particularly in the first 2 months after beginning treatment. These should be aimed at people-centred care and include more outpatient consultations. Educational interventions should especially be taken into consideration for patients on monotherapy.

Comprehensive observational study evaluating the enduring effectiveness of 4CMenB, the meningococcal B vaccine against gonococcal infections in the Northern Territory and South Australia, Australia: study protocol

Por: Marshall · H. · Ward · J. · Wang · B. · Andraweera · P. · McMillan · M. · Flood · L. · Bell · C. · Sisnowski · J. · Krause · V. · Webby · R. · Childs · E. · Gunathilake · M. · Egoroff · N. · Leong · L. · Lawrence · A. · Baird · R. · Freeman · K. · Menouhos · D. · Whiley · D. M. · Karnon · J.
Introduction

The effectiveness of antibiotics for treating gonococcal infections is compromised due to escalating antibiotic resistance; and the development of an effective gonococcal vaccine has been challenging. Emerging evidence suggests that the licensed meningococcal B (MenB) vaccine, 4CMenB is effective against gonococcal infections due to cross-reacting antibodies and 95% genetic homology between the two bacteria, Neisseria meningitidis and Neisseria gonorrhoeae, that cause the diseases. This project aims to undertake epidemiological and genomic surveillance to evaluate the long-term protection of the 4CMenB vaccine against gonococcal infections in the Northern Territory (NT) and South Australia (SA), and to determine the potential benefit of a booster vaccine doses to provide longer-term protection against gonococcal infections.

Methods and analyses

This observational study will provide long-term evaluation results of the effectiveness of the 4CMenB vaccine against gonococcal infections at 4–7 years post 4CMenB programme implementation. Routine notifiable disease notifications will be the basis for assessing the impact of the vaccine on gonococcal infections. Pathology laboratories will provide data on the number and percentage of N. gonorrhoeae positive tests relative to all tests administered and will coordinate molecular sequencing for isolates. Genome sequencing results will be provided by SA Pathology and Territory Pathology/New South Wales Health Pathology, and linked with notification data by SA Health and NT Health. There are limitations in observational studies including the potential for confounding. Confounders will be analysed separately for each outcome/comparison.

Ethics and dissemination

The protocol and all study documents have been reviewed and approved by the SA Department for Health and Well-being Human Research Ethics Committee (HREC/2022/HRE00308), and the evaluation will commence in the NT on receipt of approval from the NT Health and Menzies School of Health Research Human Research Ethics Committee. Results will be published in peer-reviewed journals and presented at scientific meetings and public forums.

Predictors of somatic symptoms during the COVID-19 pandemic: a national longitudinal survey in Japan

Por: Sugawara · N. · Tabuchi · T. · Tokumitsu · K. · Yasui-Furukori · N.
Objectives

The COVID-19 pandemic has highlighted the long-term consequences of SARS-CoV-2 infection, termed long COVID. However, in the absence of comparative groups, the differentiation of disease progression remains difficult, as COVID-19 symptoms become indistinguishable from symptoms originating from alternative etiologies. This study aimed to longitudinally investigate the association between COVID-19 exposure and the somatic symptoms in the Japanese general population.

Design

This was a longitudinal cohort study with 1-year follow-up.

Setting and participants

Longitudinal data from 19 545 individuals who participated in the Japan Society and New Tobacco Internet Survey (JASTIS) 2022 and 2023 were included. In this study, we used data from the 2022 JASTIS as baseline data and the 2023 JASTIS as follow-up data. Based on questionnaire responses, respondents were classified into three categories of exposure to COVID-19.

Outcome measures

The somatic symptoms were assessed by the Somatic Symptom Scale-8 (SSS-8). Using generalised linear models adjusted for baseline covariates, we calculated the ORs of having very high somatic symptoms assessed by SSS-8, attributable to COVID-19 exposure (no COVID-19 cases as the reference group).

Results

Follow-up completers were divided into three groups according to COVID-19 exposure (no COVID-19, n=16 012; COVID-19 without O2 therapy, n=3201; COVID-19 with O2 therapy, n=332). After adjusting for all covariates, COVID-19 cases with O2 therapy had a significant positive association (OR 7.60, 95% CI 5.47 to 10.58) with a very high somatic symptoms burden while other COVID-19 exposure groups did not. Pre-existing physical and psychological conditions were also associated with increased risk of somatic symptoms.

Conclusion

The findings of our study suggest that the severity of COVID-19 symptoms requiring O2 therapy in the acute phase led to high somatic symptoms. Pre-existing conditions were also associated with a subsequent risk of somatic symptoms.

Risk of transmission of HIV to infants during breast/chest feeding when mothers/birthing parents living with HIV are on antiretroviral therapy: a protocol for a rapid review

Por: Djiadeu · P. · Begum · H. · Archibald · C. · Ekmekjian · T. · Busa · G. · Dansoh · J. · Van Nguyen · P. · Merckx · J. · Fleurant · A.
Introduction

HIV is a major public health issue affecting millions globally. Women and girls account for 46% of new HIV infections in 2022 and approximately 1.3 million females become pregnant every year. Vertical transmission of HIV from persons living with HIV (PLHIV) to infants may occur through different modalities, such as through breast/chest feeding. Notably, 82% of PLHIV who chose to breast/chest feed are on antiretroviral therapy (ART) when feeding their infants. Precise estimates of the risk of postpartum transmission to infants during breast/chest feeding at varying viral load levels remain a significant gap in the literature.

Methods and analysis

A rapid systematic search of electronic databases will be conducted from January 2005 to the present, including Medline, Embase and Global Health. The objective of this rapid review is to explore and assess the available evidence on the effect of varying viral load levels on the risk of HIV transmission to infants during breast/chest feeding when the birthing or gestational parent living with HIV is on ART. Study characteristics will be summarised and reported to support the narrative summary of the findings. The focus will be on the absolute risk of HIV transmission from birthing parent to infant during chest/breast feeding. The findings will also be stratified by month, including the risk of HIV transmission for 6 months and greater than 6 months postpartum. We will ascertain the risk of bias using A Measurement Tool to Assess Systematic Reviews 2, Quality of Prognosis Studies and Downs and Black checklist for the appropriate study type. A summary score will not be calculated, rather the strengths and limitations of the studies will be narratively described.

Ethics and dissemination

No human subjects will be involved in the research. The findings of this rapid review will inform a future systematic review and will be disseminated through peer-reviewed publications, presentations and conferences.

PROSPERO registration number

CRD42024499393.

Do patients with nephrotic syndrome have an increased risk of osteoporosis? A nationwide population-based retrospective cohort study in Taiwan

Por: Liao · C.-Y. · Chung · C.-H. · Wei · K.-Y. · Tseng · M.-F. · Lin · F.-H. · Tsao · C.-H. · Chien · W.-C. · Chu · P. · Wu · C.-C.
Objectives

To evaluate whether nephrotic syndrome (NS) and further corticosteroid (CS) use increase the risk of osteoporosis in Asian population during the period January 2000–December 2010.

Design

Nationwide population-based retrospective cohort study.

Setting

All healthcare facilities in Taiwan.

Participants

A total of 28 772 individuals were enrolled.

Interventions

26 614 individuals with newly diagnosed NS between 2000 and 2010 were identified and included in out study. 26 614 individuals with no NS diagnosis prior to the index date were age matched as controls. Diagnosis of osteoporosis prior to the diagnosis of NS or the same index date was identified, age, sex and NS-associated comorbidities were adjusted.

Primary outcome measure

To identify risk differences in developing osteoporosis among patients with a medical history of NS.

Results

After adjusting for covariates, osteoporosis risk was found to be 3.279 times greater in the NS cohort than in the non-NS cohort, when measured over 11 years after NS diagnosis. Stratification revealed that age older than 18 years, congestive heart failure, hyperlipidaemia, chronic kidney disease, liver cirrhosis and NS-related disease including diabetes mellitus, hepatitis B infection, hepatitis C infection, lymphoma and hypothyroidism, increased the risk of osteoporosis in the NS cohort, compared with the non-NS cohort. Additionally, osteoporosis risk was significantly higher in NS patients with CS use (adjusted HR (aHR)=3.397). The risk of osteoporosis in NS patients was positively associated with risk of hip and vertebral fracture (aHR=2.130 and 2.268, respectively). A significant association exists between NS and subsequent risk for osteoporosis.

Conclusion

NS patients, particularly those treated with CS, should be evaluated for subsequent risk of osteoporosis.

Feasibility of continuous glucose monitoring in patients with type 1 diabetes at two district hospitals in Neno, Malawi: a randomised controlled trial

Por: Gomber · A. · Valeta · F. · Coates · M. M. · Trujillo · C. · Ferrari · G. · Boti · M. · Kumwenda · K. · Mailosi · B. · Nakotwa · D. · Drown · L. · Wroe · E. B. · Thapa · A. · Mithi · V. · Matanje · B. · Msekandiana · A. · Park · P. H. · Kachimanga · C. · Bukhman · G. · Ruderman · T. · Adler
Objectives

To assess the feasibility and change in clinical outcomes associated with continuous glucose monitoring (CGM) use among a rural population in Malawi living with type 1 diabetes.

Design

A 2:1 open randomised controlled feasibility trial.

Setting

Two Partners In Health-supported Ministry of Health-run first-level district hospitals in Neno, Malawi.

Participants

45 people living with type 1 diabetes (PLWT1D).

Interventions

Participants were randomly assigned to Dexcom G6 CGM (n=30) use or usual care (UC) (n=15) consisting of Safe-Accu glucose monitors and strips. Both arms received diabetes education.

Outcomes

Primary outcomes included fidelity, appropriateness and severe adverse events. Secondary outcomes included change in haemoglobin A1c (HbA1c), acceptability, time in range (CGM arm only) SD of HbA1c and quality of life.

Results

Participants tolerated CGM well but were unable to change their own sensors which resulted in increased clinic visits in the CGM arm. Despite the hot climate, skin rashes were uncommon but cut-out tape overpatches were needed to secure the sensors in place. Participants in the CGM arm had greater numbers of dose adjustments and lifestyle change suggestions than those in the UC arm. Participants in the CGM arm wore their CGM on average 63.8% of the time. Participants in the UC arm brought logbooks to clinic 75% of the time. There were three hospitalisations all in the CGM arm, but none were related to the intervention.

Conclusions

This is the first randomised controlled trial conducted on CGM in a rural region of a low-income country. CGM was feasible and appropriate among PLWT1D and providers, but inability of participants to change their own sensors is a challenge.

Trial registration number

PACTR202102832069874.

Appropriateness and acceptability of continuous glucose monitoring in people with type 1 diabetes at rural first-level hospitals in Malawi: a qualitative study

Por: Thapa · A. · Chibvunde · S. · Schwartz · L. · Trujillo · C. · Ferrari · G. · Drown · L. · Gomber · A. · Park · P. H. · Matanje · B. · Msekandiana · A. · Kachimanga · C. · Bukhman · G. · Ruderman · T. · Adler · A. J.
Objectives

The purpose of this qualitative study is to describe the acceptability and appropriateness of continuous glucose monitoring (CGM) in people living with type 1 diabetes (PLWT1D) at first-level (district) hospitals in Malawi.

Design

We conducted semistructured qualitative interviews among PLWT1D and healthcare providers participating in the study. Standardised interview guides elicited perspectives on the appropriateness and acceptability of CGM use for PLWT1D and their providers, and provider perspectives on the effectiveness of CGM use in Malawi. Data were coded using Dedoose software and analysed using a thematic approach.

Setting

First-level hospitals in Neno district, Malawi.

Participants

Participants were part of a randomised controlled trial focused on CGM at first-level hospitals in Neno district, Malawi. Pretrial and post-trial interviews were conducted for participants in the CGM and usual care arms, and one set of interviews was conducted with providers.

Results

Eleven PLWT1D recruited for the CGM randomised controlled trial and five healthcare providers who provided care to participants with T1D were included. Nine PLWT1D were interviewed twice, two were interviewed once. Of the 11 participants with T1D, six were from the CGM arm and five were in usual care arm. Key themes emerged regarding the appropriateness and effectiveness of CGM use in lower resource setting. The four main themes were (a) patient provider relationship, (b) stigma and psychosocial support, (c) device usage and (d) clinical management.

Conclusions

Participants and healthcare providers reported that CGM use was appropriate and acceptable in the study setting, although the need to support it with health education sessions was highlighted. This research supports the use of CGM as a component of personalised diabetes treatment for PLWT1D in resource constraint settings.

Trial registration number

PACTR202102832069874; Post-results.

Factors influencing optimal diabetes care and clinical outcomes in Thai patients with type 2 diabetes mellitus: a multilevel modelling analysis

Por: Surawit · A. · Pongkunakorn · T. · Manosan · T. · Mongkolsucharitkul · P. · Chamnan · P. · Suvarnabhumi · K. · Puangpet · T. · Suta · S. · Pumeiam · S. · Pinsawas · B. · Ophakas · S. · Pisitpornsuk · S. · Utchin · C. · Mayurasakorn · K.
Background

Increasing levels of poor glycaemic control among Thai patients with type 2 diabetes mellitus (T2DM) motivated us to compare T2DM care between urban and suburban primary care units (PCUs), to identify gaps in care, and to identify significant factors that may influence strategies to enhance the quality of care and clinical outcomes in this population.

Methods

We conducted a cross-sectional study involving 2160 patients with T2DM treated at four Thai PCUs from 2019 to 2021, comprising one urban and three suburban facilities. Using mixed effects logistic regression, we compared care factors between urban and suburban PCUs.

Results

Patients attending suburban PCUs were significantly more likely to undergo eye (adjusted OR (AOR): 1.83, 95% CI 1.35 to 1.72), foot (AOR: 1.61, 95% CI 0.65 to 4.59) and HbA1c (AOR: 1.66, 95% CI 1.09 to 2.30) exams and achieved all ABC (HbA1c, blood pressure (BP) and low-density lipoprotein cholesterol (LDL-C)) goals (AOR: 2.23, 95% CI 1.30 to 3.83). Conversely, those at an urban PCU were more likely to undergo albuminuria exams. Variables significantly associated with good glycaemic control included age (AOR: 1.51, 95% CI 1.31 to 1.79), T2DM duration (AOR: 0.59, 95% CI 0.41 to 0.88), FAACE (foot, HbA1c, albuminuria, LDL-C and eye) goals (AOR: 1.23, 95% CI 1.12 to 1.36) and All8Q (AOR: 1.20, 95% CI 1.05 to 1.41). Chronic kidney disease (CKD) was significantly linked with high triglyceride and HbA1c levels (AOR: 5.23, 95% CI 1.21 to 7.61). Elevated HbA1c levels, longer T2DM duration, insulin use, high systolic BP and high lipid profile levels correlated strongly with diabetic retinopathy (DR) and CKD progression.

Conclusion

This highlights the necessity for targeted interventions to bridge urban–suburban care gaps, optimise drug prescriptions and implement comprehensive care strategies for improved glycaemic control, DR prevention and CKD progression mitigation among in Thai patients with T2DM. The value of the clinical target aggregate (ABC) and the process of care aggregate (FAACE) was also conclusively demonstrated.

System-wide governance challenges of the Ebonyi State Malaria Elimination Programme and recommendations for malaria health system strengthening: a qualitative study among stakeholders in Ebonyi state, Nigeria

Por: Omale · U. I. · Ogbonnaya · L. U. · Iyare · O. · Nnachi · O. O.
Objectives

The burden of malaria has persistently been high in Ebonyi state and Nigeria despite long-standing collaborations with international partners with huge and increased amounts of financial investments. We explored the system-wide governance challenges of the Ebonyi State Malaria Elimination Programme (SMEP) and the factors responsible in order to make recommendations for malaria health system strengthening.

Design

We did a qualitative study informed by the health system governance framework by Mikkelsen-Lopez et al and Savedoff’s concept of governance.

Setting and participants

Between 18 October 2022 and 8 November 2022, 25 semistructured face-to-face in-depth interviews were conducted in English with purposively selected key stakeholders in the Ebonyi SMEP aged 18 years or older with at least 2 years of involvement in the SMEP and who gave consent.

Analysis

Data were analysed deductively and the analytical strategy was informed by the framework method for the analysis of qualitative data by Gale et al.

Results

Many system-wide governance challenges of the SMEP were identified including the absence of state’s strategic vision and plans for malaria elimination; very weak primary and secondary healthcare systems; inadequate financial allocation and untimely release of budgeted funds by the state government; lack of human resources for health and very poor mosquito net distribution system. Other challenges were inadequate stakeholders’ participation; poor accountability culture; impaired transparency and corruption and impaired ability to address corruption. The fundamental responsible factors were the lack of state government’s concern for people’s welfare and lack of interest and commitment to the malaria elimination effort, chronic non-employment of staff and lack of human resources in the entire health sector including SMEP, and nepotism and godfatherism.

Conclusions

The system-wide governance challenges and the responsible factors call for changing the ‘business as usual’ and refocusing on strengthening malaria health system governance in addressing the persisting malaria health problems in Ebonyi state (and Nigeria).

Effects of physiotherapy and home-based training in parkinsonian syndromes: protocol for a randomised controlled trial (MobilityAPP)

Por: Raccagni · C. · Sidoroff · V. · Paraschiv-Ionescu · A. · Roth · N. · Schönherr · G. · Eskofier · B. · Gassner · H. · Kluge · F. · Teatini · F. · Seppi · K. · Goebel · G. · Benninger · D. H. · Aminian · K. · Klucken · J. · Wenning · G.
Introduction

Gait and mobility impairment are pivotal signs of parkinsonism, and they are particularly severe in atypical parkinsonian disorders including multiple system atrophy (MSA) and progressive supranuclear palsy (PSP). A pilot study demonstrated a significant improvement of gait in patients with MSA of parkinsonian type (MSA-P) after physiotherapy and matching home-based exercise, as reflected by sensor-based gait parameters. In this study, we aim to investigate whether a gait-focused physiotherapy (GPT) and matching home-based exercise lead to a greater improvement of gait performance compared with a standard physiotherapy/home-based exercise programme (standard physiotherapy, SPT).

Methods and analysis

This protocol was deployed to evaluate the effects of a GPT versus an active control undergoing SPT and matching home-based exercise with regard to laboratory gait parameters, physical activity measures and clinical scales in patients with Parkinson’s disease (PD), MSA-P and PSP. The primary outcomes of the trial are sensor-based laboratory gait parameters, while the secondary outcome measures comprise real-world derived parameters, clinical rating scales and patient questionnaires. We aim to enrol 48 patients per disease group into this double-blind, randomised-controlled trial. The study starts with a 1 week wearable sensor-based monitoring of physical activity. After randomisation, patients undergo a 2 week daily inpatient physiotherapy, followed by 5 week matching unsupervised home-based training. A 1 week physical activity monitoring is repeated during the last week of intervention.

Ethics and dissemination

This study, registered as ‘Mobility in Atypical Parkinsonism: a Trial of Physiotherapy (Mobility_APP)’ at clinicaltrials.gov (NCT04608604), received ethics approval by local committees of the involved centres. The patient’s recruitment takes place at the Movement Disorders Units of Innsbruck (Austria), Erlangen (Germany), Lausanne (Switzerland), Luxembourg (Luxembourg) and Bolzano (Italy). The data resulting from this project will be submitted to peer-reviewed journals, presented at international congresses and made publicly available at the end of the trial.

Trial registration number

NCT04608604.

Novel point-of-care cytokine biomarker lateral flow test for the screening for sexually transmitted infections and bacterial vaginosis: study protocol of a multicentre multidisciplinary prospective observational clinical study to evaluate the performance

Por: Ramboarina · S. · Crucitti · T. · Gill · K. · Bekker · L. G. · Harding-Esch · E. M. · van de Wijgert · J. H. H. M. · Huynh · B.-T. · Fortas · C. · Harimanana · A. · Mayouya Gamana · T. · Randremanana · R. V. · Mangahasimbola · R. · Dziva Chikwari · C. · Kranzer · K. · Mackworth-You
Introduction

A prototype lateral flow device detecting cytokine biomarkers interleukin (IL)-1α and IL-1β has been developed as a point-of-care test—called the Genital InFlammation Test (GIFT)—for detecting genital inflammation associated with sexually transmitted infections (STIs) and/or bacterial vaginosis (BV) in women. In this paper, we describe the rationale and design for studies that will be conducted in South Africa, Zimbabwe and Madagascar to evaluate the performance of GIFT and how it could be integrated into routine care.

Methods and analysis

We will conduct a prospective, multidisciplinary, multicentre, cross-sectional and observational clinical study comprising two distinct components: a biomedical (‘diagnostic study’) and a qualitative, modelling and economic (‘an integration into care study’) part. The diagnostic study aims to evaluate GIFT’s performance in identifying asymptomatic women with discharge-causing STIs (Chlamydia trachomatis (CT), Neisseria gonorrhoeae (NG), Trichomonas vaginalis (TV) and Mycoplasma genitalium (MG)) and BV. Study participants will be recruited from women attending research sites and family planning services. Several vaginal swabs will be collected for the evaluation of cytokine concentrations (ELISA), STIs (nucleic acid amplification tests), BV (Nugent score) and vaginal microbiome characteristics (16S rRNA gene sequencing). The first collected vaginal swab will be used for the GIFT assay which will be performed in parallel by a healthcare worker in the clinic near the participant, and by a technician in the laboratory. The integration into care study aims to explore how GIFT could be integrated into routine care. Four activities will be conducted: user experiences and/or perceptions of the GIFT device involving qualitative focus group discussions and in-depth interviews with key stakeholders; discrete choice experiments; development of a decision tree classification algorithm; and economic evaluation of defined management algorithms.

Ethics and dissemination

Findings will be reported to participants, collaborators and local government for the three sites, presented at national and international conferences, and disseminated in peer-reviewed publications.

The protocol and all study documents such as informed consent forms were reviewed and approved by the University of Cape Town Human Research Ethics Committee (HREC reference 366/2022), Medical Research Council of Zimbabwe (MRCZ/A/2966), Comité d’Ethique pour la Recherche Biomédicale de Madagascar (N° 143 MNSAP/SG/AMM/CERBM) and the London School of Hygiene and Tropical Medicine ethics committee (LSHTM reference 28046).

Before the start, this study was submitted to the Clinicaltrials.gov public registry (NCT05723484).

Trial registration number

NCT05723484.

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Analysing the patient experience of COVID‐19: Exploring patients' experiences of hospitalisation and their quality of life post discharge

Abstract

Aims and Objectives

We sought to gain an understanding of the patient experience during their hospital stay for COVID-19, and the impact of COVID-19 on quality of life post discharge.

Background

Symptoms of COVID-19 include a persistent cough, dyspnoea and fatigue. Individuals with comorbidities such as cardiovascular disease have a higher risk of contracting COVID-19 and approximately 20% of those diagnosed with COVID-19 are admitted to hospital. Following discharge from hospital, 40% of patients report a worsened quality of life and up to 87% of those discharged from hospital have experienced ‘long COVID’.

Design

A qualitative design was used to understand patient experience of hospitalisation following a diagnosis of COVID-19, and their experiences following discharge from hospital.

Methods

Ten patients with a previous diagnosis of COVID-19 took part in semi-structured interviews regarding their experiences of hospitalisation and the impact on quality of life post-discharge.

Results

The results identified three key themes from the interviews: communication and the inpatient experience, symptoms following discharge and regaining independence. Patients discussed their experience of hospitalisation and how this continued to impact their emotional well-being post-discharge. However, patients appeared to push themselves physically to improve their health, despite continued COVID-19 symptoms.

Conclusion

Patients hospitalised following a diagnosis of COVID-19 experienced psychological distress during their hospital stay, as well as 3-months post-discharge. We suggest the use of psychosocial interventions to support patients post-discharge.

Relevance to Clinical Practice

The results of this study provide a greater understanding of the patient experience during their hospital stay, which can support nursing staff practice. Additionally, the study provides in depth knowledge of personal experiences of patients diagnosed with COVID-19 and the impact following hospital discharge.

Patient or Public Contribution

Patient's took part in semi-structured interviews via telephone to support the aims and objectives of this study.

Incidence, prevalence, and medical costs of pressure injuries in Taiwan from 2001 to 2015: Results of a retrospective cohort study

Abstract

Aims and Objectives

This study aims to analyse the trends in the incidence, prevalence and medical costs of pressure injuries (PIs) among genders in Taiwan.

Background

The treatment of PIs is complex and costly, often leading to complications and increased mortality. This issue significantly impacts healthcare quality and incurs substantial medical and social costs, warranting attention.

Methods

A retrospective cohort study was conducted using data from Taiwan's National Health Insurance Database to obtain and calculate the incidence, prevalence, and medical costs of PIs in the country between 2001 and 2015 as well as to analyse high-risk groups and the medical care utilisation of patients following the STROBE reporting guidelines.

Results

Between 2001 and 2015, 15,327 incident case of PIs were diagnosed. During the study period, the prevalence rate of PIs per 100,000 population rose from 26.3 to 189.6, with approximately 11.5%–16.3% of patients undergoing surgical debridement. The PIs prevalence rate increased by 7.2-fold, and hospitalisation costs accounted for 91.7%–96.0% of the total medical costs. Patients with older age, comorbidities, poorer financial status and lower education levels were found to be likely to develop PIs. These predisposing factors differed between males and females. The prevalence of PIs was higher in patients ≥75 years old than in patients from other age groups. Moreover, PI-related medical expenses have been increasing annually.

Conclusions

In Taiwan, the rising incidence of PIs is driving up medical costs. Effective care and prevention of PIs necessitate a comprehensive plan from the entire healthcare system.

Relevance to Clinical Practice

This research fills a gap in the available data on the incidence, prevalence, and medical costs of PIs in Taiwan and Asia.

Patient or Public Contribution

The findings can be used to help develop clinical guidelines for preventive education and treatment of PIs.

Cost of SARS-CoV-2 self-test distribution programmes by different modalities: a micro-costing study in five countries (Brazil, Georgia, Malaysia, Ethiopia and the Philippines)

Por: Hansen · M. A. · Lekodeba · N. A. · Chevalier · J. M. · Ockhuisen · T. · del Rey-Puech · P. · Marban-Castro · E. · Martinez-Perez · G. Z. · Shilton · S. · Radzi Abu Hassan · M. · Getia · V. · Weinert-Mizuschima · C. · Tenorio Bezerra · M. I. · Chala · L. · Leong · R. · Peregino · R.
Objective

Diagnostic testing is an important tool to combat the COVID-19 pandemic, yet access to and uptake of testing vary widely 3 years into the pandemic. The WHO recommends the use of COVID-19 self-testing as an option to help expand testing access. We aimed to calculate the cost of providing COVID-19 self-testing across countries and distribution modalities.

Design

We estimated economic costs from the provider perspective to calculate the total cost and the cost per self-test kit distributed for three scenarios that differed by costing period (pilot, annual), the number of tests distributed (actual, planned, scaled assuming an epidemic peak) and self-test kit costs (pilot purchase price, 50% reduction).

Setting

We used data collected between August and December 2022 in Brazil, Georgia, Malaysia, Ethiopia and the Philippines from pilot implementation studies designed to provide COVID-19 self-tests in a variety of settings—namely, workplace and healthcare facilities.

Results

Across all five countries, 173 000 kits were distributed during pilot implementation with the cost/test distributed ranging from $2.44 to $12.78. The cost/self-test kit distributed was lowest in the scenario that assumed implementation over a longer period (year), with higher test demand (peak) and a test kit price reduction of 50% ($1.04–3.07). Across all countries and scenarios, test procurement occupied the greatest proportion of costs: 58–87% for countries with off-site self-testing (outside the workplace, for example, home) and 15–50% for countries with on-site self-testing (at the workplace). Staffing was the next key cost driver, particularly for distribution modalities that had on-site self-testing (29–35%) versus off-site self-testing (7–27%).

Conclusions

Our results indicate that it is likely to cost between $2.44 and $12.78 per test to distribute COVID-19 self-tests across common settings in five heterogeneous countries. Cost-effectiveness analyses using these results will allow policymakers to make informed decisions on optimally scaling up COVID-19 self-test distribution programmes across diverse settings and evolving needs.

Randomised controlled, patient-blinded, multicentre, superiority trial to evaluate the efficacy of the line-attached sheath-type traction device for endoscopic submucosal dissection in patients with superficial gastric neoplasms

Por: Abe · H. · Sako · T. · Yamamoto · Y. · Ikeda · A. · Kawara · F. · Ose · T. · Takao · T. · Kitamura · Y. · Ariyoshi · R. · Morita · Y. · Ishida · T. · Ikegawa · T. · Ishida · R. · Yoshizaki · T. · Sakaguchi · H. · Toyonaga · T. · Kodama · Y.
Introduction

EndoTrac is a line-attached sheath-type traction device that enables us to control the direction and the force of traction during endoscopic submucosal dissection (ESD). The efficacy of EndoTrac for gastric ESD has not been fully verified.

Methods and analysis

The G-Trac study is a multicentre (nine general hospitals and two university hospitals in Japan) collaborative trial assessing the efficacy of EndoTrac for gastric ESDs. Patients with superficial gastric neoplasms will be enrolled and randomly assigned to undergo either conventional ESD or EndoTrac ESD. Allocation will be stratified according to tumour location, operator experience and tumour diameter at an allocation rate of 1:1. The type of endoknife used will be confirmed before randomisation. The primary outcome, procedure time, will be compared between the groups in both intention-to-treat and per-protocol analyses using the Wilcoxon rank sum test. The efficacy-related, safety-related and device-related outcomes will be assessed in the secondary analysis. The planned sample size of the 142 patients in the two groups will enable us to detect a difference with a power of 80% by using the Wilcoxon rank sum test, assuming an effect size of 0.54, asymptotic relative efficiency of 0.864 and a two-sided type 1 error rate of 5%.

Ethics and dissemination

This trial was approved by the certified review board of Kobe University (22 December 2022). The results from this trial will be disseminated through peer-review journals, presentations at national and international conferences, and data sharing with other researchers.

Trial registration number

jRCT1052220166.

Real-world data evaluating Guys rapid diagnostic clinic as an alternate pathway for patients with FIT levels below 10

Por: Monroy-Iglesias · M. J. · Martin · S. · Cargaleiro · C. · Jones · G. · Steward · L. · Murtagh · C. · Bruno · F. · Millwaters · J. · Schizas · A. · Watson · H. · Haire · A. · Haire · K. · Moss · C. L. · Russell · B. · Srirajaskanthan · R. · Van Hemelrijck · M. · Dolly · S.
Objective

To analyse the effectiveness of rapid diagnostic clinics (RDCs) as an alternative pathway for patients with concerning symptoms and a faecal immunochemical test (FIT) result

Design

A retrospective and prospective cohort study.

Setting

GSTT RDC, one of England’s largest single-centre RDCs. Sociodemographic and clinical characteristics of FIT

Participants

Patients with an FIT result

Results

A total of 1299 patients with an FIT

Conclusion

This study demonstrates the effectiveness of RDCs as an alternate pathway for FIT

Scaling hypertension treatment in 24 low-income and middle-income countries: economic evaluation of treatment decisions at three blood pressure cut-points

Por: Hutchinson · B. · Walter · A. · Campbell · N. · Whelton · P. K. · Varghese · C. · Husain · M. J. · Nugent · R. · Kostova · D. · Honeycutt · A.
Objective

Estimate the incremental costs and benefits of scaling up hypertension care in adults in 24 select countries, using three different systolic blood pressure (SBP) treatment cut-off points—≥140, ≥150 and ≥160 mm Hg.

Intervention

Strengthening the hypertension care cascade compared with status quo levels, with pharmacological treatment administered at different cut-points depending on the scenario.

Target population

Adults aged 30+ in 24 low-income and middle-income countries spanning all world regions.

Perspective

Societal.

Time horizon

30 years.

Discount rate

4%.

Costing year

2020 USD.

Study design

Data sources

Institute for Health Metrics and Evaluation’s Epi Visualisations database—country-specific cardiovascular disease (CVD) incidence, prevalence and death rates. Mean SBP and prevalence—National surveys and NCD-RisC. Treatment protocols—WHO HEARTS. Treatment impact—academic literature. Costs—national and international databases.

Outcome measures

Health outcomes—averted stroke and myocardial infarction events, deaths and disability-adjusted life-years; economic outcomes—averted health expenditures, value of averted mortality and workplace productivity losses.

Results of analysis

Across 24 countries, over 30 years, incremental scale-up of hypertension care for adults with SBP≥140 mm Hg led to 2.6 million averted CVD events and 1.2 million averted deaths (7% of expected CVD deaths). 68% of benefits resulted from treating those with very high SBP (≥160 mm Hg). 10 of the 12 highest-income countries projected positive net benefits at one or more treatment cut-points, compared with 3 of the 12 lowest-income countries. Treating hypertension at SBP≥160 mm Hg maximised the net economic benefit in the lowest-income countries.

Limitations

The model only included a few hypertension-attributable diseases and did not account for comorbid risk factors. Modelled scenarios assumed ambitious progress on strengthening the care cascade.

Conclusions

In areas where economic considerations might play an outsized role, such as very low-income countries, prioritising treatment to populations with severe hypertension can maximise benefits net of economic costs.

Development of a prognostic risk score to predict early mortality in incident elderly Japanese hemodialysis patients

by Hirokazu Okada, Atsushi Ono, Koji Tomori, Tsutomu Inoue, Norio Hanafusa, Ken Sakai, Ichiei Narita, Toshiki Moriyama, Yoshitaka Isaka, Kei Fukami, Seiji Itano, Eiichiro Kanda, Naoki Kashihara

Background

Information of short-term prognosis after hemodialysis (HD) introduction is important for elderly patients with chronic kidney disease (CKD) and their families choosing a modality of renal replacement therapy. Therefore, we developed a risk score to predict early mortality in incident elderly Japanese hemodialysis patients.

Materials and methods

We analyzed data of incident elderly HD patients from a nationwide cohort study of the Japanese Society for Dialysis Therapy Renal Data Registry (JRDR) to develop a prognostic risk score. Candidate risk factors for early death within 1 year was evaluated using multivariate logistic regression analysis. The risk score was developed by summing up points derived from parameter estimate values of independent risk factors. The association between risk score and early death was tested using Cox proportional hazards models. This risk score was validated twice by using an internal validation cohort derived from the JRDR and an external validation cohort collected for this study.

Results

Using the development cohort (n = 2,000), nine risk factors were retained in the risk score: older age (>85), yes = 2, no = 0; sex, male = 2, female = 0; lower body mass index (2.0 mg/dL), yes = 2, no = 0. In the internal and external validation cohorts (n = 739, 140, respectively), the medium- and high-risk groups (total score, 6 to 10 and 11 or more, respectively) showed significantly higher risk of early death than the low-risk group (total score, 0 to 5) (p Conclusion

We developed a prognostic risk score predicting early death within 1 year in incident elderly Japanese HD patients, which may help detect elderly patients with a high-risk of early death after HD introduction.

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