Figure 7.

Vitamin B₁₂ intake of pregnant women. Squares indicate the dietary folate intake; dots indicate the intake via supplements; triangles indicate the total intake. The dotted vertical lines represents the estimated average requirement (EAR: 2.4 μg/d) and the recommended dietary allowance (RDA: 3.3 μg/d). T0 = preconception; T1 = first trimester; T2 = second trimester. a = mean with standard error of the mean (SEM); b = median with interquartile range (IQR); c = median with 90% range. GLIMP2 study [50]. KOALA [81]. Voortman et al. [57].