María Nelcy Rodríguez

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BACKGROUND Tobacco companies are focusing their interest in less developed countries. In the absence of governmental opposition, physicians are expected to lead tobacco control efforts. We studied Colombian medical students' smoking prevalence and tobacco attitudes. METHODS First- and fifth-year students from 11 medical schools in seven Colombian cities(More)
BACKGROUND No detailed information is available on the burden and impact of allergic diseases simultaneously for adults and children in Colombia and most Latin American countries. OBJECTIVES To investigate the prevalence of asthma, allergic rhinitis, and atopic dermatitis symptoms in 6 cities in Colombia; to measure patient expenses and school days and(More)
The four primary objectives of this descriptive study were to: 1) design a quality-measurement instrument for institutional cancer registries (ICRs), 2) evaluate the existing ICRs in Colombia with the designed instrument, 3) categorize the different registries according to their quality and prioritize efforts that will efficiently promote better registries(More)
The 'fitness for purpose' of a probabilistic model designed to assess dietary exposure to pesticides was validated. The model had to meet two prerequisites. First, it should provide more realistic estimates of intake than conservative methods. Second, it should not underestimate 'true' intakes. True intakes were estimated using a duplicate diet study. Three(More)
Objective: As the strength of the association between the APOE ε4 allele and Alzheimer’s disease (AD) varies across ethnic groups, we studied if there was such an association in Colombian patients. Method: We performed apolipoprotein E (APOE) genotyping in a clinical sample of 83 unrelated AD patients, predominantly late-onset (>65 yrs) including familial ((More)
INTRODUCTION The prevalence of chronic conditions is increasing globally and this phenomenon covers pediatric populations. There is a relationship between chronic conditions and mental health problems, which has been insufficiently studied in the case of children. OBJECTIVE To measure the frequency of problems and mental disorders in the Colombian(More)
INTRODUCTION AND OBJECTIVES The critically ill patient is especially susceptible to malnutrition due to his/her hypermetabolic state that leads to an increase in the nutritional requirementes, which many times are not compensated with the administered enteral formulas. The assessment of nutritional intake is essential in this kind of patients to know to(More)
MAIN OBJECTIVE To quantify prescribing patterns of physicians during their year of social work in health centers of Bogotá, Colombia, for three tracer conditions: acute respiratory infection (ARI), systemic hypertension (SH) and acute diarrhea (AD). DESIGN Cross-sectional survey. SETTING Primary Care Health Centers in the city of Bogotá. STRATEGY The(More)
BACKGROUND Recent studies have demonstrated that a high concentration of phosphate directly stimulates parathyroid hormone (PTH) secretion. High serum levels of phosphate are usually observed in patients with end-stage renal disease. The aim of the present study was to evaluate whether serum phosphate concentration had an acute effect on PTH secretion in(More)
INTRODUCTION AND OBJECTIVES Despite the magnitude of the Colombian health system reform, introduced in 1993, changes in specialized medical practice have not been evaluated. This paper is the follow-up of a similar study on the practice of neurology done by the authors before the reform. MATERIAL AND METHODS Of the 62 members of the Colombian Association(More)