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STUDY OBJECTIVES to estimate the prevalence of the most common sleep related symptoms (SRS) in the metropolitan areas of Mexico City, Montevideo (Uruguay), Santiago (Chile), and Caracas (Venezuela). METHODS The study consisted of a multistage cluster sampling of adults aged > or = 40 years living in metropolitan areas. All participants completed a(More)
BACKGROUND We report the performance of an ultrasound-based portable spirometer (EasyOne) used in a population-based survey of the prevalence of chronic obstructive pulmonary disease, conducted in 5 Latin American cities: São Paulo, Brazil; México City, México; Montevideo, Uruguay; Santiago, Chile; and Caracas, Venezuela (the Latin American COPD Prevalence(More)
OBJECTIVE In clinical practice, spirometry is a extremely useful test that requires strict quality control, an appropriate strategy for interpretation, and reliable reference values. The aim of this study was to report spirometric reference values for 5 cities in Latin America. PATIENTS AND METHODS From data for 5315 subjects who had undergone spirometry(More)
OBJECTIVE Reflection enables learners to analyze their experiences and capture the wisdom that lies within. Effective teaching requires reliable methods of assessment. Several methods of assessing reflective writing have been described; however, they often require significant training, and reliability has seldom been assessed. This study was designed to(More)
UNLABELLED We report the characteristics of a centralized spirometry quality-control program developed for a population-based survey of the prevalence of chronic obstructive pulmonary disease in 5 cities: São Paulo, Brazil; México City, México; Montevideo, Uruguay; Santiago, Chile; and Caracas, Venezuela (the Latin American Project for the Investigation of(More)
OBJECTIVE The criteria for disease severity established by the Global Initiative for Chronic Obstructive Lung Disease are based on forced expiratory volume in 1 second (FEV1) expressed as a percentage of the predicted value after application of a bronchodilator. This study aims to determine postbronchodilator spirometry reference values. SUBJECTS AND(More)
Drawing upon Lawton's ecological model of adaptation and old age, this study analyses the implications of the degree of adjustment (congruence) between the self-assessed functional capacity of 33 community-dwelling elderly care receivers and their functional capacity as assessed by their respective family caregivers (N=33), for the adaptation of the elderly(More)
Nitric oxide ((*)NO) has been implicated in multiple physiological and pathological immune processes. Different methods have been developed to detect and quantify (*)NO, where one of the principal difficulties are the accurately detection in cellular system with low levels of (*)NO production. The choice of the (*)NO detection method to be used depends on(More)
OBJECTIVES The moderator role of guilt on the effect of leisure activities on dementia caregivers' depressive symptoms was analyzed, considering differences by kinship and guilt as a multidimensional construct. METHOD Participants were 351 caregivers (58.97% daughters, 10.54% sons, 19.66% wives, and 10.83% husbands). Measures included frequency of leisure(More)
OBJECTIVE To determine if (a) during well visits physicians are discussing 6 common fluids and (b) if there is any association between fluid discussion and patient age, gender, or body mass index. METHODS We performed a retrospective chart review of 500 pediatric well visits. We analyzed the relationships between history and/or counseling on fluid intake(More)