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Effect of vitamin D3 supplementation on participant BMI at monthly follow-up clinic visits as compared with placebo among HIV-infected adult men and nonpregnant women with insufficient serum 25-hydroxyvitamin D concentrations (<30 ng/mL) at antiretroviral therapy initiation enrolled in the trial. Values presented are means with bars indicating SDs. P value for difference in BMI trajectory between treatment groups = 0.99. Vitamin D3, cholecalciferol.
