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Vitamin D Status Of Older South Africans, K E. Charlton, D Labadarios, C J. Lombard, M E. J Louw
Vitamin D Status Of Older South Africans, K E. Charlton, D Labadarios, C J. Lombard, M E. J Louw
Faculty of Science, Medicine and Health - Papers: part A
Objective. To determine the vitamin D status of older 'coloured' South Africans who had not sustained a fracture. Design. Cross-sectional analytic 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 the analysis of serum 25-hydroxyvilamin 0 (25(OH)O) and other biochemical parameters. and to take anthropometric measurements.
Results. Seventeen per cent of the subjects (95% Cl: 11.4 - 22.6%) had serum 25(OH)D levels in the deficient range for the elderly « …