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Table 2 Vitamin D Characteristics

From: Vitamin D levels and perinatal depressive symptoms in women at risk: a secondary analysis of the mothers, omega-3, and mental health study

Parameter Vitamin D
≥20 ng/mL
Vitamin D
<20 ng/mL
12–20 weeks   
n (percent) 98 (84) 19 (16)
Mean, S.D. 30.57, 6.65 15.78, 2.58
34–36 weeks   
n (percent) 98 (88) 14 (12)
Mean, S.D. 34.36, 8.69 14.21, 4.37
  1. S.D. standard deviation