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Correlation of Matched 25(OH)D Samples Taken from Cord Blood and Prenatal Samples Drawn at Gestation ≥16 wk and <16 wk.
| Variable | n | Mean, mmol/L | SD | Minimum | Maximum | r | P Value |
|---|---|---|---|---|---|---|---|
| Prenatal 25(OH)D (gestation ≥16 wk) | 43 | 68.3 | 25.9 | 16.6 | 124.5 | 0.54 | 0.0002 |
| Cord 25(OH)D | 43 | 31.7 | 14.3 | 10.2 | 71.6 | ||
| Prenatal 25(OH)D (gestation <16 wk) | 32 | 60.1 | 17.3 | 23.4 | 93.3 | 0.32 | 0.077 |
| Cord 25(OH)D | 32 | 29.4 | 12.5 | 6.9 | 63.8 |
r is a Spearman correlation coefficient.
