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Cronicidad: Significado construido por los cuidadores y las personas cuidadas

Introducción: Las enfermedades crónicas no transmisibles van en aumento, ocasionando discapacidad y dependencia en quien la padece, así como la necesidad de un cuidador. La cronicidad es un concepto que se ha analizado desde la mirada de la persona que la padece, dejando un vacío en la comprensión del significado para el cuidador.

Objetivo: comprender el significado de la cronicidad para las personas con Enfermedades crónicas no transmisibles y sus cuidadores informales.

Materiales y métodos: investigación cualitativa fenomenológica-hermenéutica según la propuesta de Van Manen, muestreo casual orientado por criterio, participaron 10 personas enfermas y 9 cuidadores. Los criterios de rigor de credibilidad y confirmabilidad, confiabilidad y la transferibilidad, garantizaron la calidad del estudio.

Resultados: emergieron los siguientes temas: Brindar y recibir cuidado como un acto de amor; unión de la familia; enfrentarse a la dureza; Recibir, brindar y buscar apoyo; Estar pendiente; Cambio de vida; Proceso de aprendizaje; una compañía para toda la vida; Imponer restricciones, limitaciones y pérdidas.

Conclusiones: el significado de la cronicidad para los cuidadores y las personas enfermas es complejo, dinámico y multidimensional; por lo tanto, es necesario realizar intervenciones que ayuden a mitigar el impacto que esta produce en la vida de este binomio.

Prevalence and impact of sarcopenia in individuals with heart failure with reduced ejection fraction (the SARC-HF study): A prospective observational study protocol

by Pablo Marino Corrêa Nascimento, Luiz Fernando Rodrigues Junior, Mauro Felippe Felix Mediano, Valéria Gonçalves da Silva, Bernardo Rangel Tura, Fabio César Sousa Nogueira, Gilberto Domont, Adriana Bastos Carvalho, Antônio Carlos Campos de Carvalho, Taís Hanae Kasai-Brunswick, Claudio Tinoco Mesquita, Humberto Villacorta Junior, Helena Cramer Veiga Rey

Sarcopenia, a clinical syndrome primarily associated with reduced muscle mass in the elderly, has a negative impact on quality of life and survival. It can occur secondarily to other diseases such as heart failure (HF), a complex clinical syndrome with high morbidity and mortality. The simultaneous occurrence of these two conditions can worsen the prognosis of their carriers, especially in the most severe cases of HF, as in patients with reduced left ventricular ejection fraction (LVEF). However, due to the heterogeneous diagnostic criteria for sarcopenia, estimates of its prevalence present a wide variation, leading to new criteria having been recently proposed for its diagnosis, emphasizing muscle strength and function rather than skeletal muscle mass. The primary objective of this study is to evaluate the prevalence of sarcopenia and/or dynapenia in individuals with HF with reduced LVEF according to the most recent criteria, and compare the gene and protein expression of those patients with and without sarcopenia. The secondary objectives are to evaluate the association of sarcopenia and/or dynapenia with the risk of clinical events and death, quality of life, cardiorespiratory capacity, ventilatory efficiency, and respiratory muscle strength. The participants will answer questionnaires to evaluate sarcopenia and quality of life, and will undergo the following tests: handgrip strength, gait speed, dual-energy X-ray absorptiometry, respiratory muscle strength, cardiopulmonary exercise, as well as genomic and proteomic analysis, and dosage of N-terminal pro-B-type natriuretic peptide and growth differentiation factor-15. An association between sarcopenia and/or dynapenia with unfavorable clinical evolution is expected to be found, in addition to reduced quality of life, cardiorespiratory capacity, ventilatory efficiency, and respiratory muscle strength.

Multi‐disciplinary diabetic limb salvage programme in octogenarians with diabetic foot ulcers is not futile: An observational study with historical controls

Abstract

This study evaluated the effectiveness of a multi-disciplinary diabetic limb salvage programme in improving clinical outcomes and optimising healthcare utilisation in 406 patients aged ≥80 years with diabetic foot ulcers (DFUs), compared to 2392 younger patients enrolled from June 2020 to June 2021 and against 1716 historical controls using one-to-one propensity score matching. Results showed that elderly programme patients had lower odds of amputation-free survival (odds ratio: 0.64, 95% CI: 0.47, 0.88) and shorter cumulative length of stay (LOS) compared to younger programme patients (incidence rate ratio: 0.45, 95% CI: 0.29, 0.69). Compared to the matched controls, participating in the programme was associated with 5% higher probability of minor lower extremity amputation, reduced inpatient admissions and emergency visits, shorter LOS but increased specialist and primary care visits (all p-values <0.05). The findings suggest that the programme yielded favourable impacts on the clinical outcomes of patients aged≥80 years with DFUs. Further research is needed to develop specific interventions tailoring to the needs of the elderly population and to determine their effectiveness on patient outcomes while accounting for potential confounding factors.

Perceived quality of life and associated factors in long COVID syndrome among older Brazilians: A cross‐sectional study

Abstract

Aims and objectives

This paper aims to: (a) determine the personal, sociodemographic, clinical, behavioural, and social characteristics of older Brazilians with clinical evidence of long COVID; (b) evaluate perceived quality of life and determine its association with personal, sociodemographic, behavioural, clinical and social variables; and (c) assess significant predictors of high perceived QoL.

Background

Given the inherent vulnerabilities of the ageing process, the older people are an at-risk group for both contagion of SARS-CoV-2 and the perpetuation of residual symptoms after infection, the so-called long COVID or post-COVID syndrome.

Design

A cross-sectional survey design using the STROBE checklist.

Methods

Brazilian older people with long COVID syndrome (n = 403) completed a phone survey measuring personal, sociodemographic, behavioural, clinical, and social characteristics, and perceived Quality of Life (QoL). Data were collected from June 2021–March 2022. A multiple linear regression model was performed to identify salient variables associated with high perceived QoL.

Results

The mean age of participants was 67.7 ± 6.6 years old. The results of the multivariate regression model showed that race, home ownership, daily screen time, musculoskeletal and anxiety symptoms, and work situation were the significant predictors of QoL among COVID-19 survivors.

Conclusions

Knowledge about the persistence of physical, emotional, and social symptoms of COVID-19 can help nurses and other healthcare providers to improve the management of survivors, bringing benefits to the whole society.

Relevance to clinical practice

Given the novelty of long-COVID and its heterogeneous trajectory, interventions focusing on the repercussions and requirements unique to more vulnerable older persons should be developed and these aspects should be included in public health recommendations and policymakers' concerns.

Patient or Public Contribution

No patient or public contribution was required to design, to outcome measures or undertake this research. Patients/members of the public contributed only to the data collection.

"I thought I was going to die": Experiences of COVID-19 patients managed at home in Uganda

by Susan Nakireka, David Mukunya, Crescent Tumuhaise, Ronald Olum, Edith Namulema, Agnes Napyo, Quraish Serwanja, Prossie Merab Ingabire, Asad Muyinda, Felix Bongomin, Milton Musaba, Vivian Mutaki, Ritah Nantale, Phillip Akunguru, Rozen Ainembabazi, Derrick Nomujuni, William Olwit, Aisha Nakawunde, Specioza Nyiramugisha, Pamela Mwa Aol, Joseph Rujumba, Ian Munabi, Sarah Kiguli

Background

In Uganda, approximately 170,000 confirmed COVID-19 cases and 3,630 deaths have been reported as of January 2023. At the start of the second COVID-19 wave, the Ugandan health system was overwhelmed with a sudden increase in the number of COVID-19 patients who needed care, and the Ministry of Health resorted to home-based isolation and care for patients with mild to moderate disease. Before its rollout, the COVID-19 home-based care strategy had neither been piloted nor tested in Uganda.

Objective

To explore the experiences of COVID-19 patients managed at home in Uganda.

Methods

This was a qualitative study that was conducted to explore the lived experiences of COVID-19 patients managed at home. The study was carried out among patients who presented to three hospitals that were designated for treating COVID-19 patients in Uganda. COVID-19 patients diagnosed at these hospitals and managed at home were followed up and contacted for in-depth telephone interviews. The data were analysed using thematic content analysis with the aid of NVIVO 12.0.0 (QRS International, Cambridge, MA).

Results

Participants experienced feelings of fear and anxiety: fear of death, fear of losing jobs, fear of infecting loved ones and fear of adverse events such as loss of libido. Participants also reported feelings of loneliness, hopelessness and depression on top of the debilitating and sometimes worsening symptoms. In addition to conventional medicines, participants took various kinds of home remedies and herbal concoctions to alleviate their symptoms. Furthermore, COVID-19 care resulted in a high economic burden, which persisted after the COVID-19 illness. Stigma was a major theme reported by participants. Participants recommended that COVID-19 care should include counselling before testing and during and after the illness to combat the fear and stigma associated with the diagnosis. Another recommendation was that health workers should carry out home visits to patients undergoing home-based care and that COVID-19 treatment should be free of charge.

Conclusion

COVID-19 home-based care was associated with fear, anxiety, loneliness, depression, economic loss and stigma. Policymakers should consider various home-based follow-up strategies and strengthen counselling of COVID-19 patients at all stages of care.

Identification of potential immune-related hub genes in Parkinson’s disease based on machine learning and development and validation of a diagnostic classification model

by Guanghao Xin, Jingyan Niu, Qinghua Tian, Yanchi Fu, Lixia Chen, Tingting Yi, Kuo Tian, Xuesong Sun, Na Wang, Jianjian Wang, Huixue Zhang, Lihua Wang

Background

Parkinson’s disease is the second most common neurodegenerative disease in the world. However, current diagnostic methods are still limited, and available treatments can only mitigate the symptoms of the disease, not reverse it at the root. The immune function has been identified as playing a role in PD, but the exact mechanism is unknown. This study aimed to search for potential immune-related hub genes in Parkinson’s disease, find relevant immune infiltration patterns, and develop a categorical diagnostic model.

Methods

We downloaded the GSE8397 dataset from the GEO database, which contains gene expression microarray data for 15 healthy human SN samples and 24 PD patient SN samples. Screening for PD-related DEGs using WGCNA and differential expression analysis. These PD-related DEGs were analyzed for GO and KEGG enrichment. Subsequently, hub genes (dld, dlk1, iars and ttd19) were screened by LASSO and mSVM-RFE machine learning algorithms. We used the ssGSEA algorithm to calculate and evaluate the differences in nigrostriatal immune cell types in the GSE8397 dataset. The association between dld, dlk1, iars and ttc19 and 28 immune cells was investigated. Using the GSEA and GSVA algorithms, we analyzed the biological functions associated with immune-related hub genes. Establishment of a ceRNA regulatory network for immune-related hub genes. Finally, a logistic regression model was used to develop a PD classification diagnostic model, and the accuracy of the model was verified in three independent data sets. The three independent datasets are GES49036 (containing 8 healthy human nigrostriatal tissue samples and 15 PD patient nigrostriatal tissue samples), GSE20292 (containing 18 healthy human nigrostriatal tissue samples and 11 PD patient nigrostriatal tissue samples) and GSE7621 (containing 9 healthy human nigrostriatal tissue samples and 16 PD patient nigrostriatal tissue samples).

Results

Ultimately, we screened for four immune-related Parkinson’s disease hub genes. Among them, the AUC values of dlk1, dld and ttc19 in GSE8397 and three other independent external datasets were all greater than 0.7, indicating that these three genes have a certain level of accuracy. The iars gene had an AUC value greater than 0.7 in GES8397 and one independent external data while the AUC values in the other two independent external data sets ranged between 0.5 and 0.7. These results suggest that iars also has some research value. We successfully constructed a categorical diagnostic model based on these four immune-related Parkinson’s disease hub genes, and the AUC values of the joint diagnostic model were greater than 0.9 in both GSE8397 and three independent external datasets. These results indicate that the categorical diagnostic model has a good ability to distinguish between healthy individuals and Parkinson’s disease patients. In addition, ceRNA networks reveal complex regulatory relationships based on immune-related hub genes.

Conclusion

In this study, four immune-related PD hub genes (dld, dlk1, iars and ttd19) were obtained. A reliable diagnostic model for PD classification was developed. This study provides algorithmic-level support to explore the immune-related mechanisms of PD and the prediction of immune-related drug targets.

Translation and cross-cultural adaptation of the <i>“Protocolo de Avaliação Miofuncional Orofacial MBGR”</i> from Brazilian Portuguese into English

by Nayara Ribeiro da Silva, Giédre Berretin-Felix, Carlos Ferreira Santos, Michelle Suzanne Bourgeois

In health-related research, an increasing number of clinical assessment tools are translated and cross-culturally adapted for cross-national and cross-cultural studies and comparisons. However, when translating and cross-culturally adapting clinical assessment tools for use across new countries, cultures, or languages, we must follow a thorough method to reach semantic, idiomatic, experiential, and conceptual equivalences between translated and original versions. Therefore, in this study, we translated and cross-culturally adapted the Protocolo MBGR (Marchesan, Berretin-Felix, Genaro, and Rehder) from Brazilian Portuguese into English, following international guidelines, and named it “MBGR Protocol.” To verify its content validity, we used the Content Validity Index. Results indicated excellent content validity: a Scale-Content Validity Index of 0.96 and 97% of all translation units with an Item-Content Validity Index of 1.00. Also, to prove its face validity and confirm whether it worked in the target population’s linguistic-cultural setting, we used it with 35 subjects. Again, results demonstrated excellent face validity: in the pretest, 91% of all translation units were considered comprehensible and clear; in the pilot test, 98% of all translation units were considered comprehensible and clear. Thus, we concluded that the MBGR Protocol is promising to enhance the uptake of studies in Orofacial Myology worldwide and support researchers and health professionals in assessing and diagnosing orofacial myofunctional disorders in children, adolescents, adults, and the elderly. Also, it may support evidence-based practice and assist in standardizing assessment and diagnostic criteria. The MBGR Protocol should have its psychometric properties tested before being used in clinical practice or scientific research. Therefore, future studies are needed, and collaborations among researchers from South and North American countries are encouraged to create an international network and advance with knowledge and skills in the Orofacial Myology discipline.

A multicenter, randomized controlled clinical trial evaluating the effects of a novel autologous heterogeneous skin construct in the treatment of Wagner one diabetic foot ulcers: Final analysis

Abstract

A novel autologous heterogeneous skin construct (AHSC) was previously shown to be effective versus standard of care (SOC) treatment in facilitating complete wound healing of Wagner 1 diabetic foot ulcers in an interim analysis of 50 patients previously published. We now report the final analysis of 100 patients (50 per group), which further supports the interim analysis findings. Forty-five subjects in the AHSC treatment group received only one application of the autologous heterogeneous skin construct, and five received two applications. For the primary endpoint at 12 weeks, there were significantly more diabetic wounds closed in the AHSC treatment group (35/50, 70%) than in the SOC control group (17/50, 34%) (p = 0.00032). A significant difference in percentage area reduction between groups was also demonstrated over 8 weeks (p = 0.009). Forty-nine subjects experienced 148 adverse events: 66 occurred in 21 subjects (42%) in the AHSC treatment group versus 82 in 28 SOC control group subjects (56.0%). Eight subjects were withdrawn due to serious adverse events. Autologous heterogeneous skin construct was shown to be an effective adjunctive therapy for healing Wagner 1 diabetic foot ulcers.

Randomized controlled trials in nursing conducted by Latin American research teams: A scoping review

Abstract

Introduction

Randomized controlled trials (RCTs) are the cornerstone of systematic reviews and other evidence synthesis. RCT identification remains challenging because of limitations in their indexation in major databases and potential language bias. Scientific production in Latin American nursing is steadily increasing, but little is known about its design or main features. We aimed to identify the extent of evidence from RCTs in nursing conducted by Latin American research teams and evaluate their main characteristics, including potential risk of bias.

Design

Scoping review with risk of bias assessment.

Methods

We conducted a scoping review including a comprehensive electronic search in five relevant databases. We completed a descriptive data analysis and a risk of bias assessment of eligible studies using Cochrane's guidance.

Results

We identified 1784 references of which 47 were RCTs published in 40 journals. Twenty (42.6%) RCTs were published in journals in English. Chronic diseases were the most common health conditions studied (29.7%). Fifteen (31.9%) RCTs had a high risk of bias. Thirty (75%) journals were included in the Journal Citation Report (JCR) catalog and 5 (16.7%) were journals classified under nursing category. Twenty-one (52.5%) journals explicitly required CONSORT checklist recommendations for RCTs reporting.

Conclusion

Publication of RCTs in nursing by Latin American authors has increased. Most journals where RCTs are published are in English and not specific to nursing. Searches in journals of other disciplines may be necessary to facilitate identification of RCTs in nursing. CONSORT statements need to be actively promoted to facilitate rigorous methodology and reporting of RCTs.

Clinical Relevance Statement

This study highlights the need for an increased research focus on RCTs in nursing in Latin America, and the importance of enhancing the reporting quality of these studies to support evidence-based nursing practice.

Estudio comparativo de la tasa de incidencia de cáncer entre pacientes con Síndrome de Apneas-Hipoapneas durante el Sueño y la población general

Justificación. El Síndrome de Apneas-Hipoapneas durante el Sueño (SAHS) y su potencial vinculación con el cáncer ha generado un amplio interés en los últimos años. Objetivo. El principal objetivo es conocer y comparar la tasa de incidencia de tumores en pacientes con SAHS respecto de la población general. Metodología. Estudio retrospectivo de una cohorte de pacientes diagnosticados de SAHS entre 2004 y 2008 en un área de salud realizando el seguimiento hasta el año 2014. Resultados principales. De los 1239 sujetos, 94 fueron diagnosticados de cáncer incidente du-rante el seguimiento. En comparación con la población general mayor de 18 años, la tasa de incidencia fue similar entre los pacientes hombres con SAHS (RME 1,06; IC 95% 0,84-1,32) y ligeramente inferior en el caso de las mujeres de la muestra (RME 0,90; IC 95% 0,50-1,63). Conclusión. Al ajustar la tasa de incidencia de cáncer en pacientes con SAHS por edad y sexo, esta no es mayor que en la población general.

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