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DOAJ Open Access 2026
Cost-effectiveness of emergency department-based vs mobile geriatric care models for older patients

Abdoul Razak Sawadogo, Alexandre Lagrange, Anaïs Bosetti et al.

Abstract Background Older adults, with complex needs and an elevated risk of complications, account for a high proportion of emergency visits in France. Mobile geriatric teams (MGTs) and the emergency geriatric medicine unit (EGMU) based in the emergency department (ED) have been developed to improve care. Although the EGMU reduces hospitalizations and readmissions, its cost-effectiveness remains uncertain. Methods This study assessed the incremental cost-effectiveness ratio (ICER) of the EGMU compared to the MGT unit. In all, 338 older patients were included: 102 managed by the MGT unit in January 2014 and 236 in the EGMU in January 2015, which replaced the MGT unit. The primary efficacy endpoint was the rate of readmission to the ED within 30 days (30DRA). We conducted the analysis from the payer’s perspective, incorporated a Monte Carlo simulation, and generated a cost-effectiveness acceptability curve. Result The average cost per patient was estimated to be €5738.16 in the EGMU, compared to €6701.35 in the MGT unit. The mean 30DRA was 0.09 for the EGMU and 0.13 for the MGT unit. The ICER was €24,079 per readmission avoided (RA). The probability that the EGMU would be cost-effective at a willingness-to-pay threshold of €33,622.84 per RA was 63.26%. Conclusion The EGMU appears to be more efficient than the MGT unit, reducing 30DRA and average costs, although further studies are needed to confirm these findings.

DOAJ Open Access 2025
Assessment of flavivirus RNA stability and infectivity in various water environments

Yuka Sano, Hawraa Al-Alawi, Misao Himeno et al.

Abstract Introduction Flaviviruses such as dengue virus (DENV), Zika virus (ZIKV), Japanese encephalitis virus (JEV), and Yellow fever virus (YFV) are mosquito-borne RNA viruses causing major public health threats in major parts of the world. While DENV and ZIKV have been detected in urine samples, data on the presence and stability of flaviviruses in the water environment are limited. Methods In this study, we determined the stability and infectivity of flavivirus in different water environments by utilizing RT-qPCR and plaque assay to explore the feasibility of environmental detection and surveillance of flaviviruses. Results Viral RNA could be detected for up to 49-days, at 4 °C, 25 °C and 37 °C temperatures, and infectious particles could be detected for up to 7 days. While our findings showed that flaviviral RNA has higher stability and better detection rates at lower temperatures, the infectious capacity of flaviviruses was comparatively short at 7 days. Conclusions Our results indicate that flaviviruses retains limited infectivity in general water environments and highlight the feasibility of detection and surveillance in various epidemiologic and environmental settings.

Arctic medicine. Tropical medicine
DOAJ Open Access 2024
The impact of frailty on the use of social services, medication and mortality risk: a cross-sectional study

Nanda Kleinenberg-Talsma, Fons van der Lucht, Harriët Jager-Wittenaar et al.

Abstract Background Frailty is a common condition in older people, and its prevalence increases with age. With an ageing population, the adverse consequences of frailty cause an increasing appeal to the health care system. The impact of frailty on population level is often assessed using adverse health outcomes, such as mortality and medication use. Use of community nursing services and services offered through the Social Support Act are hardly used in assessing the impact of frailty. However, these services are important types of care use, especially in relation to ageing in place. In this cross-sectional study, we aimed to assess the impact of frailty on use of Social Support Act services, use of community nursing services, medication use, and mortality. Methods We used a frailty index, the FI-HM37, that was based on data from the Dutch Public Health Monitor 2016, for which respondents ≥ 65 years of age were included (n = 233,498). The association between frailty, the use of Social Support Act services, community nursing services and medication use was assessed using the Zero Inflated Poisson (ZIP) regression method. Survival analysis using Cox proportional hazards regression was conducted to estimate the hazard ratios for the association between frailty and mortality. Results The ZIP regression with a final sample size of 181,350 showed that frailty affected care use even after correcting for several covariates mentioned in the literature. For each unit increase in frailty index (FI) score, the relative probability of using zero Social Support services decreased with 7.7 (p < 0.001). The relative chance of zero community nursing services decreased with 4.0 (p < 0.001) for each unit increase in FI score. Furthermore, for each unit increase in FI score, the likelihood of zero medication use decreased with 2.9 (p < 0.001). Finally, for each unit increase in FI score, the mortality risk was 3.8 times higher (CI = 3.4–4.3; p < 0.001). Conclusions We demonstrated that frailty negatively affects the use of Social Support Act services, the use of community nursing services, medication use, and mortality risk. This study is the first to demonstrate the impact of frailty on Social Support Act services and community nursing services in the Netherlands. Findings emphasize the importance of frailty prevention for older people and public health policy.

DOAJ Open Access 2024
The effects of respiratory muscle training on respiratory function and functional capacity in patients with early stroke: a meta-analysis

Yun-Shan Zhang, Kai Zhang, Lang Huang et al.

Abstract Background Respiratory muscle training is a continuous and standardized training of respiratory muscles, but the evidence of the effects on early stroke patients is not clear. This meta-analysis aimed to investigate the effects of respiratory muscle training on respiratory function and functional capacity in patients with early stroke. Methods PubMed, Embase, PEDro, ScienceDirect, AMED, CINAHL, and China National Knowledge Infrastructure databases were searched from inception to December 8, 2023 for articles about studies that 1) stroke patients with age ≥ 18 years old. Early stroke < 3 months at the time of diagnosis, 2) respiratory muscle training, including inspiratory and expiratory muscle training, 3) the following measurements are the outcomes: respiratory muscle strength, respiratory muscle endurance, pulmonary function testing, dyspnea fatigue score, and functional capacity, 4) randomized controlled trials. Studies that met the inclusion criteria were extracted data and appraised the methodological quality and risk of bias using the Physiotherapy Evidence Database scale and the Cochrane Risk of Bias tool by two independent reviewers. RevMan 5.4 with a random effect model was used for data synthesis and analysis. Mean differences (MD) or standard mean differences (SMD), and 95% confidence interval were calculated (95%CI). Results Nine studies met inclusion criteria, recruiting 526 participants (mean age 61.6 years). Respiratory muscle training produced a statistically significant effect on improving maximal inspiratory pressure (MD = 10.93, 95%CI: 8.51–13.36), maximal expiratory pressure (MD = 9.01, 95%CI: 5.34–12.69), forced vital capacity (MD = 0.82, 95%CI: 0.54–1.10), peak expiratory flow (MD = 1.28, 95%CI: 0.94–1.63), forced expiratory volume in 1 s (MD = 1.36, 95%CI: 1.13–1.59), functional capacity (SMD = 0.51, 95%CI: 0.05–0.98) in patients with early stroke. Subgroup analysis showed that inspiratory muscle training combined with expiratory muscle training was beneficial to the recovery of maximal inspiratory pressure (MD = 9.78, 95%CI: 5.96–13.60), maximal expiratory pressure (MD = 11.62, 95%CI: 3.80–19.43), forced vital capacity (MD = 0.87, 95%CI: 0.47–1.27), peak expiratory flow (MD = 1.51, 95%CI: 1.22–1.80), forced expiratory volume in 1 s (MD = 0.76, 95%CI: 0.41–1.11), functional capacity (SMD = 0.61, 95%CI: 0.08–1.13), while inspiratory muscle training could improve maximal inspiratory pressure (MD = 11.60, 95%CI: 8.15–15.05), maximal expiratory pressure (MD = 7.06, 95%CI: 3.50–10.62), forced vital capacity (MD = 0.71, 95%CI: 0.21–1.21), peak expiratory flow (MD = 0.84, 95%CI: 0.37–1.31), forced expiratory volume in 1 s (MD = 0.40, 95%CI: 0.08–0.72). Conclusions This study provides good-quality evidence that respiratory muscle training is effective in improving respiratory muscle strength, pulmonary function, and functional capacity for patients with early stroke. Inspiratory muscle training combined with expiratory muscle training seems to promote functional recovery in patients with early stroke more than inspiratory muscle training alone. Trial registration Prospero registration number: CRD42021291918.

DOAJ Open Access 2024
Health and Community Care Workers' Knowledge and Perceptions of Social Prescribing in Singapore

Li Feng Tan, Reshma Aziz Merchant

Background This study aimed to survey knowledge and perceptions of social prescribing (SP) amongst health and community care workers, and is a cross-sectional online survey conducted in November 2023. Methods The survey on basic demographics, awareness, knowledge, and practices of SP was completed by 123 health and community care workers. Results The mean age of respondents was 39.0 years. Nearly two-thirds had heard of SP. A lower proportion of acute hospital doctors (55.6%) and nurses (56.8%) had heard of SP compared with primary and subacute care doctors (75.0%). The majority agreed that SP benefits patients’ mental health and reduces healthcare utilization. Primary care physicians, community nurses, and active ageing centres were the top three professionals selected as most responsible for SP by survey respondents. The most commonly cited barriers to SP were seniors’ reluctance (63.4%), lacking knowledge on how to refer (59.3%), lack of time (44.7%), and cost to seniors (44.7%). Conclusion Overall, health and community care workers demonstrated positive attitudes toward SP and were keen to refer patients for SP. However, additional efforts are needed to improve knowledge about how to refer to and provide training on SP.

Medicine, Geriatrics
DOAJ Open Access 2023
Alfabetización para la salud del personal técnico en cuidados auxiliares de enfermería y del personal no sanitario perteneciente a la plantilla laboral de cuatro hospitales españoles

Ana Cabanillas-Franco, Alba Hernández-Blázquez, Raquel Mendoza-Aragón et al.

Resumen Objetivo: Estimar el grado de alfabetización para la salud (AS) de las técnicas en cuidados auxiliares de enfermería (TCAE) y del personal no sanitario perteneciente a la plantilla laboral de 4 hospitales españoles. Método: Estudio descriptivo-correlacional, siendo la población diana las TCAE a quienes se preguntó, mediante formulario online HLS-EU-Q16 (Health Literacy Survey - European Union), con escala Likert de 4 valores (de 1 muy fácil a 4 muy difícil). Resultados: Respondieron 477 profesionales. Los resultados para la AS global fueron: media 1,95 ± 0,03 y mediana 1,94. El nivel de alfabetización en salud (NAS) demostró AS suficiente en 293 (61,43%) individuos. La mediana sobre la AS de los 3 componentes del cuestionario fue: cuidado sanitario = 2, prevención de enfermedades = 2 y promoción de la salud = 1,75. El ítem sobre sobre la manera de abordar problemas de salud mental es el que presentó mayor dificultad con media de 2,45 ± 0,04 y mediana igual a 2. No hubo diferencias significativas entre TCAE y el personal no sanitario. Conclusiones: El grado de AS de las TCAE resultó ser bueno, tanto a nivel global como en las dimensiones de atención y cuidado sanitario, prevención de enfermedades y promoción de la salud. Asimismo, el nivel de alfabetización en salud que se obtuvo resultó ser suficiente en la mayoría de ellas. No se encontró diferencias con el personal no sanitario perteneciente a la plantilla laboral de 4 hospitales estudiados.

Medicine, Internal medicine
DOAJ Open Access 2023
Patients’ preferences for delivering bad news in palliative care in Ethiopia: a qualitative study

Ephrem Abathun Ayalew, Ditaba David Mphuthi, Kholofelo Lorraine Matlhaba

Abstract Background One of the major challenges for healthcare professionals relates to awareness of patients’ preferences relative to how and when to break bad news and how much information should be disclosed in the eventuality of a serious medical diagnosis or prognosis. On occasions, a serious medical diagnosis or prognosis is withheld from the patient. There is a scarcity of evidence about cultural preferences regarding breaking bad news in the palliative care setting in Ethiopia. Therefore, it is necessary to understand the surrounding cultural issues to properly convey bad news. The purpose of the study was to explore Ethiopian patients’ cultural preferences for receiving bad news in a palliative care setting. Methods A qualitative research approach and nonprobability, purposive sampling method were applied. In-depth interviews were employed to collect data from eight patients who were diagnosed with cancer and cancer with HIV/AIDS during the time of data collection. Thematic analysis was applied to identify themes and subthemes. The data were transcribed verbatim and analysed using ATLAS.ti 22 computer software. Results The following three themes emerged and are reported in this study: (1) Perceptions about life-threatening illness: religious values and rituals are essential for establishing perspectives on life-threatening illnesses and preferences in receiving bad news. (2) Experiences with life-threatening illness: study participants’ experience with the method of breaking bad news was sad, and they were not provided with sufficient details about their medical condition. Making appropriate decisions, fulfilling the ordinance of religious faith, and avoiding unnecessary costs were outlined as benefits of receiving bad news. (3) Preferred ways of breaking bad news; the findings revealed that incremental, amiable and empathic methods for delivering bad news were preferred. It was suggested that the presence of family members is crucial when receiving bad news. Conclusion Patients choose to be told about their medical conditions in the presence of their family. However, the patient’s needs for receiving bad news were unmet. Patients should be involved in the treatment decision process. Delivery of bad news needs to tailor the preferred methods, cultural values, and religious beliefs. Delivering bad news according to the patients’ preferences helps to fulfil their wishes in palliative care.

Special situations and conditions
DOAJ Open Access 2022
Association between dual sensory impairment and risk of mortality: a cohort study from the UK Biobank

Xinyu Zhang, Yueye Wang, Wei Wang et al.

Abstract Background Dual sensory impairment is affecting over 10% of older adults worldwide. However, the long-term effect of dual sensory impairment (DSI) on the risk of mortality remains controversial. We aim to investigate the impact of single or/and dual sensory impairment on the risk of mortality in a large population-based sample of the adult in the UK with 14-years of follow-up. Methods This population-based prospective cohort study included participants aged 40 and over with complete records of visual and hearing functions from the UK Biobank study. Measurements of visual and hearing functions were performed at baseline examinations between 2006 and 2010, and data on mortality was obtained by 2021. Dual sensory impairment was defined as concurrent visual and hearing impairments. Cox proportional hazards regression models were employed to evaluate the impact of sensory impairment (dual sensory impairment, single visual or hearing impairment) on the hazard of mortality. Results Of the 113,563 participants included in this study, the mean age (standard deviation) was 56.8 (8.09) years, and 61,849 (54.5%) were female. At baseline measurements, there were 733 (0.65%) participants with dual sensory impairment, 2,973 (2.62%) participants with single visual impairment, and 13,560 (11.94%) with single hearing impairment. After a follow-up period of 14 years (mean duration of 11 years), 5,992 (5.28%) participants died from all causes. Compared with no sensory impairment, dual sensory impairment was significantly associated with an estimated 44% higher hazard of mortality (hazard ratio: 1.44 [95% confidence interval, 1.11–1.88], p = 0.007) after multiple adjustments. Conclusions Individuals with dual sensory impairment were found to have an independently 44% higher hazard of mortality than those with neither sensory impairment. Timely intervention of sensory impairment and early prevention of its underlying causes should help to reduce the associated risk of mortality.

DOAJ Open Access 2021
Road traffic noise, noise sensitivity, noise annoyance, psychological and physical health and mortality

Stephen Stansfeld, Charlotte Clark, Melanie Smuk et al.

Abstract Background Both physical and psychological health outcomes have been associated with exposure to environmental noise. Noise sensitivity could have the same moderating effect on physical and psychological health outcomes related to environmental noise exposure as on annoyance but this has been little tested. Methods A cohort of 2398 men between 45 and 59 years, the longitudinal Caerphilly Collaborative Heart Disease study, was established in 1984/88 and followed into the mid-1990s. Road traffic noise maps were assessed at baseline. Psychological ill-health was measured in phase 2 in 1984/88, phase 3 (1989/93) and phase 4 (1993/7). Ischaemic heart disease was measured in clinic at baseline and through hospital records and records of deaths during follow up. We examined the longitudinal associations between road traffic noise and ischaemic heart disease morbidity and mortality using Cox Proportional Hazard Models and psychological ill-health using Logistic Regression; we also examined whether noise sensitivity and noise annoyance might moderate these associations. We also tested if noise sensitivity and noise annoyance were longitudinal predictors of ischaemic heart disease morbidity and mortality and psychological ill-health. Results Road traffic noise was not associated with ischaemic heart disease morbidity or mortality. Neither noise sensitivity nor noise annoyance moderated the effects of road traffic noise on ischaemic heart disease morbidity or mortality. High noise sensitivity was associated with lower ischaemic heart disease mortality risk (HR = 0.74, 95%CI 0.57, 0.97). Road traffic noise was associated with Phase 4 psychological ill-health but only among those exposed to 56-60dBA (fully adjusted OR = 1.82 95%CI 1.07, 3.07). Noise sensitivity moderated the association of road traffic noise exposure with psychological ill-health. High noise sensitivity was associated longitudinally with psychological ill-health at phase 3 (OR = 1.85 95%CI 1.23, 2.78) and phase 4 (OR = 1.65 95%CI 1.09, 2.50). Noise annoyance predicted psychological ill-health at phase 4 (OR = 2.47 95%CI 1.00, 6.13). Conclusions Noise sensitivity is a specific predictor of psychological ill-health and may be part of a wider construct of environmental susceptibility. Noise sensitivity may increase the risk of psychological ill-health when exposed to road traffic noise. Noise annoyance may be a mediator of the effects of road traffic noise on psychological ill-health.

Industrial medicine. Industrial hygiene, Public aspects of medicine
DOAJ Open Access 2019
Options for studying human motion: neurophysiological program sLORETA

Dominika Dvořáčková, David Pánek, Dagmar Pavlů

Evaluation of motions is the basis for the diagnosis of human locomotor system disorders. Analyses are usually focused on the performance components of this system, i.e. on the skeleton and muscles. However, where comprehensive diagnosis is to be obtained, the motor system must be evaluated as a whole, without omitting any of its parts. So, evaluation of the control function is very important to body motion evaluation. The method that is normally used to evaluate the activity of brain is electroencephalography, which is superior to other brain activity-evaluating methods in many respects. However, EEG has also a major drawback, namely, it cannot precisely locate the activated and deactivated brain regions. This drawback can be avoided by using the sLORETA neurophysiological program, a tool that can transform EEG data to 3D brain images and finding application across a wide range of clinical branches of medicine – neurology, neurophysiology, psychiatry, physiotherapy and also in sports.

Sports, Sports medicine
DOAJ Open Access 2012
Studies on the Feeding Habits of Lutzomyia (Lutzomyia) longipalpis (Lutz & Neiva, 1912) (Diptera: Psychodidae: Phlebotominae) Populations from Endemic Areas of American Visceral Leishmaniasis in Northeastern Brazil

Margarete Martins dos Santos Afonso, Rosemere Duarte, José Carlos Miranda et al.

The aim of this study was to identify potential blood feeding sources of L. (L.) longipalpis specimens from populations in Northeastern Brazil, endemic areas of American Visceral Leishmaniasis (AVL) and its correlation with the transmission of L. (L.) i. chagasi. The ELISA technique was applied using bird, dog, goat, opossum, equine, feline, human, sheep, and rodent antisera to analyze 609 females, resulting in an overall positivity of 60%. In all municipalities, females showed higher positivity for bird followed by dog antiserum and sand fly specimens were also positive for equine, feline, human, sheep, goat, opossum, and rodent antisera. The finding for 17 combinations of two or three types of blood in some females corroborates the opportunistic habit of this sand fly species. The results demonstrating the association between L. (L.) longipalpis and opossum suggest the need for further evaluation of the real role of this synanthropic mammal in the eco-epidemiology of AVL.

Arctic medicine. Tropical medicine
CrossRef Open Access 2012
Bioclimatological Conditions of Hrubý Jesenik: Their Relationship with Synoptical Situations

Wojciech Szarek

The focus of this paper is the characteristics of bioclimatological conditions of one popular touristic region in Czech Republic. Biometeorological conditions of the region were described from the point of view of energy exchange between human body and atmospheric environment. Influences of meteorological agents on human organisms are presented by using two indices based on MENEX model. Indices illustrate the physiological strain and subjective thermal feeling of a person exposed to thermal environment. Obtained values of indices were compared to synoptical weather types. Comparisons were provided for the most uncomfortable conditions. Groups of synoptical weather types that occur when biometeorological conditions are very uncomfortable were found.

DOAJ Open Access 2011
Spatial patterns of malaria in a land reform colonization project, Juruena municipality, Mato Grosso, Brazil

Souza-Santos Reinaldo, Zeilhofer Peter, dos Santos Emerson et al.

<p>Abstract</p> <p>Background</p> <p>In Brazil, 99% of malaria cases are concentrated in the Amazon, and malaria's spatial distribution is commonly associated with socio-environmental conditions on a fine landscape scale. In this study, the spatial patterns of malaria and its determinants in a rural settlement of the Brazilian agricultural reform programme called "Vale do Amanhecer" in the northern Mato Grosso state were analysed.</p> <p>Methods</p> <p>In a fine-scaled, exploratory ecological study, geocoded notification forms corresponding to malaria cases from 2005 were compared with spectral indices, such as the Normalized Difference Vegetation Index (NDVI) and the third component of the Tasseled Cap Transformation (TC_3) and thematic layers, derived from the visual interpretation of multispectral TM-Landsat 5 imagery and the application of GIS distance operators.</p> <p>Results</p> <p>Of a total of 336 malaria cases, 102 (30.36%) were caused by <it>Plasmodium falciparum </it>and 174 (51.79%) by <it>Plasmodium vivax</it>. Of all the cases, 37.6% (133 cases) were from residents of a unique road. In total, 276 cases were reported for the southern part of the settlement, where the population density is higher, with notification rates higher than 10 cases per household. The local landscape mostly consists of open areas (38.79 km²). Training forest occupied 27.34 km² and midsize vegetation 7.01 km². Most domiciles with more than five notified malaria cases were located near areas with high NDVI values. Most domiciles (41.78%) and malaria cases (44.94%) were concentrated in areas with intermediate values of the TC_3, a spectral index representing surface and vegetation humidity.</p> <p>Conclusions</p> <p>Environmental factors and their alteration are associated with the occurrence and spatial distribution of malaria cases in rural settlements.</p>

Arctic medicine. Tropical medicine, Infectious and parasitic diseases

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