Marcia Erazo

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OBJECTIVE To compare air nicotine concentrations according to the smoking policy selected by bars/restaurants in Santiago, Chile before and after the enactment of partial smoking ban legislation in 2007 (establishments could be smoke free, have segregated (mixed) smoking and non-smoking areas, or allow smoking in all areas). METHODS The study measured air(More)
BACKGROUND Smoking is the main risk factor for Chronic Obstructive Pulmonary Disease (COPD), an important cause of morbidity and mortality. AIM To estimate smoking attributable risk and population attributable risk in COPD patients attended in Public Health Services of Santiago. MATERIALS AND METHODS A case control study matched by sex and age was(More)
BACKGROUND The few studies in Chile assessing the nutritional status of indigenous children show a high prevalence of stunting, excess weight and feeding problems. AIM To compare anthropometric indices in children from indigenous and non indigenous ancestry. SUBJECTS AND METHODS School children aged 6 to 8 years old, living in locations with three clear(More)
OBJECTIVE To analyze and compare the heights of first-year school children and their parents, according to ethnic background and socioeconomic status. MATERIAL AND METHODS This is a cross-sectional study of indigenous and non-indigenous school children and their parents, belonging to three levels of social vulnerability: very high (poverty), medium, and(More)
BACKGROUND Rates of obesity reach high levels in Chile, with geographic, social and school variations. AIM To identify factors at two levels associated with excessive weight in school children: child-family characteristics and school-neighborhood. MATERIAL AND METHODS Using a cross-sectional and multi-step design, seven counties with the highest(More)
BACKGROUND The incidence of skin cancer in Chile has increased in recent years. OBJECTIVE To associate variables with skin cancer in Chile through indices generated using multivariate descriptive statistical techniques. MATERIAL AND METHOD During May 2004, information was gathered from demographic, meteorological and clinical data from Chile(More)
BACKGROUND Secondhand smoke (SHS) is an established cause of morbidity and mortality among non-smokers. The workplace is an important source of exposure, especially among workers of restaurants, bars and nightclubs. AIM To estimate the daily occupational exposure to SHS among non-smoking workers of bars and restaurants of Santiago, Chile. MATERIAL AND(More)
BACKGROUND This study sought to assess the impact of carotid artery stenosis (CAS) on outcomes of patients undergoing transcatheter aortic valve replacement (TAVR). CAS has been associated with the risk of stroke in patients undergoing cardiac surgery. However, little is known about the clinical significance of CAS in the setting of TAVR. METHODS(More)
BACKGROUND Chile has a National Health Services System, formed by 29 Health Services. An efficient resource distribution among this services is crucial for an efficient health care delivery. AIM To obtain indices from the Chilean Public Health Services, that could improve allocation of resources. MATERIAL AND METHODS Information from the Chilean Public(More)
BACKGROUND Anthropometry is used to survey health and nutritional situation of the population. Therefore the quality of the information that is being used must be evaluated. AIM To estimate the agreement in weight, height and nutritional status in schoolchildren, comparing measurements made by teachers in schools and a standardized and supervised team of(More)