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Fig. 1 | BMC Pregnancy and Childbirth

Fig. 1

From: Vitamin D levels in an Australian and New Zealand cohort and the association with pregnancy outcome

Fig. 1

Seasonal variation in serum 25(OH)D. a. Comparison of serum 25(OH)D levels based on month of sampling in the women recruited in Adelaide (black line & left axis) and average hours of sunlight per day in Adelaide (grey line & right axis). Seasonal variation in vitamin D followed a similar pattern to hours of sunlight although was slightly shifted. b. Seasonal variation of serum 25(OH)D based on month of sampling between women recruited in Adelaide compared to Auckland. Data are mean ± SD

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