Maria Isabel Ortega

Learn More
OBJECTIVE To explore risk factors modification, as well as barriers and facilitators for behavioral change in Mexican type 2 diabetics and their families. METHODS Risk assessment and impact evaluation included measurements on anthropometrics, diet, physical activity, nutrition knowledge, and HbA(1c.) The intervention included discussion groups and(More)
Mexican migrant and seasonal farmworkers in the US-Mexico border region face health hazards and occupational risks and are becoming commonly known in the public health literature. According to several studies, farmworkers have high levels of chronic diseases such as diabetes and respiratory problems, are at risk for infectious diseases, and experience among(More)
OBJECTIVE To evaluate the energy, nutrient intakes and dietary patterns of Mexican lactating women at one month postpartum, and the associations of maternal age and region on their intakes. METHODS A total of 60 women were studied: 41 from Northwest and 19 from Central Mexico, 33 adolescent and 27 adult women. Data were collected through two quantitative(More)
OBJECTIVE To describe methodological issues regarding the measurement of food intake of marginal populations in the north-west of Mexico. METHODS Dietary data from three sources were analysed. The Sonora State Food Basket Study (505 individuals from all ages, both sexes, high, medium and low income, and from urban and rural settings), 144 individuals from(More)
BACKGROUND Living conditions and health of migrant farmworkers could benefit from a health promotion model based on corporate social responsibility (CSR). OBJECTIVE To understand how Mexican agribusiness owners and general managers view and practice CSR. METHODS We interviewed 8 agribusiness owners/managers and 233 farmworkers using open-ended(More)
Evaluation of a detection test for L-alanine-aminopeptidase enzyme (Bactident Aminopeptidase) for determining the structure of bacterial cell wall. In a total of 246 clinical isolates of aerobic, microaerophilic and anaerobic bacteria, we detect the presence or absence of L-alanine-aminopeptidase using commercial kits (Bactident Aminopeptidase, Merck(More)
Developing countries diets are based on a variety of plant foods that often are the main suppliers of important amounts of iron (Fe) and zinc (Zn). The objectives of this study were 1) to measure the total and dialyzable amounts of Fe and Zn in foods from Northern Mexico (Sonora) and from Southern Mexico (Oaxaca) and 2) to evaluate the effect of meat(More)
OBJECTIVE The aim of this study was to determine the effect of dietary fiber consumption and lifestyle on serum lipids in adult men with non-restricted diet and physical activity. METHODS Two groups of 19 men were classified as high (48 g/day) and low fiber groups (27 g/day). Anthropometry, food frequency, daily weighed intakes and physical activity were(More)