Research Article

Vitamin D, Gestational Diabetes, and Measures of Glucose Metabolism in a Population-Based Multiethnic Cohort

Figure 4

Consistently sufficient: 25(OH)D ≥ 37 nmol/L at 15 and 28 gestational weeks (GW). Decreasing: 25(OH)D ≥ 37 nmol/L at GW 15 and <37 nmol/L at 28 GW. Increasing: 25(OH)D < 37 nmol/L at GW 15 and ≥37 nmol/L at 28 GW. Consistently deficient: 25(OH)D < 37 nmol/L at 15 and 28 GW.