Fig. 3.

Spaghetti plot for the associations of serum 25(OH) D (ng/ml) with fasting glucose (A), fasting insulin (B), Homeostatic model assessment for insulin resistance (HOMA-IR) (C) by study groups (placebo and treatment). Each subject shown as a separate line. The blue line represents average trend in our data. The shaded area depicts the standard error (For interpretation of the references to colour in this figure legend, the reader is referred to the web version of this article.)