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Fig. 2 | BMC Obesity

Fig. 2

From: Dose and time responses of vitamin D biomarkers to monthly vitamin D3 supplementation in overweight/obese African Americans with suboptimal vitamin d status: a placebo controlled randomized clinical trial

Fig. 2

Dose- and time-responses of 25(OH)D. Intention-to-treat mixed-model repeated-measures analysis of variance of the effect of group on serum 25-hydroxyvitamin D [25(OH)D], the P-value in each panel indicates the test of the dose–response trend. Error bars indicate 95 % confidence intervals

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