Research Article
Birth Outcomes of Newborns after Folic Acid Supplementation in Pregnant Women with Early and Late Pre-Eclampsia: A Population-Based Study
Table 2
Onset (diagnosis) of pregnant women with pre-eclampsia according to gestational month and their birth outcomes.
| Gestational months | No. | % | Gestational age (wk) | Birth weight (g) | Preterm birth | Low birth weight | Mean | S.D. | Mean | S.D. | No. | % | No. | % |
| IV | 36 | 3.9 | 39.2 | 2.7 | 3,365 | 540 | 7 | 19.4 | 2 | 5.6 | V | 109 | 11.9 | 39.5 | 1.9 | 3,414 | 523 | 6 | 5.5 | 3 | 2.8 | VI | 115 | 12.5 | 39.3 | 2.4 | 3,339 | 660 | 14 | 12.2 | 12 | 10.4 | VII | 185 | 20.2 | 39.1 | 2.3 | 3,234 | 622 | 25 | 13.5 | 22 | 11.9 | VIII | 246 | 26.8 | 39.1 | 2.2 | 3,263 | 603 | 29 | 11.8 | 24 | 9.8 | IX | 226 | 24.7 | 39.9 | 1.7 | 3,383 | 503 | 9 | 4.0 | 9 | 4.0 | Subtotal | 917 | 100.0 | 39.4 | 2.1 | 3,318 | 583 | 90 | 9.8 | 72 | 7.9 | Unknown | 100 | 9.8 | 39.1 | 2.2 | 3,296 | 615 | 14 | 14.0 | 8 | 8.0 | Total | 1,017 | 100.0 | 39.4 | 2.1 | 3,316 | 586 | 104 | 10.2 | 80 | 7.9 | Reference | 37,134 | — | 39.4 | 2.0 | 3,275 | 509 | 3,392 | 9.1 | 2,087 | 5.6 | Comparison | | | | | | | 1.1 | (0.9–1.4)* | 1.4 | (1.1–1.8)* | With folic acid | 580 | 57.0 | 39.5 | 2.0 | 3,334 | 577 | 51 | 8.8 | 42 | 7.2 | Without folic acid | 437 | 43.0 | 39.2 | 2.2 | 3,291 | 597 | 53 | 12.1 | 38 | 8.7 | Comparison | | | | | | | 0.7 (0.5–1.0)* | 0.8 (0.5–1.3)* |
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OR (95% CI).
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