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Micronutrient Status Of Older Coloured South Africans, K E. Charlton, Petro Wolmarans, Marita Kruger, Demetre L. Labadarios, Ingrid Aronson, Carl J. Lombard
Micronutrient Status Of Older Coloured South Africans, K E. Charlton, Petro Wolmarans, Marita Kruger, Demetre L. Labadarios, Ingrid Aronson, Carl J. Lombard
Faculty of Science, Medicine and Health - Papers: part A
Objective. To investigate the dietary intake and nutritional status of older coloured South Africans in the Cape Peninsula with regard to their micronutrient status. Design. Cross-sectional analytical study. Methods. A random sample of 200 non-institutionalised subjects in Cape Town aged ^ 65 years was drawn using a two-stage cluster design. Trained fieldworkers interviewed subjects to obtain demographic, dietary and lifestyle data, to draw fasting blood samples for biochemical, haematological, iron status and vitamin D (serum 25-hydroxyvitamin D (25(OH)D)), serum vitamin B12 and red blood cell folate analyses. Nutrient intake was assessed with a validated quantified food frequency questionnaire. Results. The …