Table 2.
Incidence of HDCP and preeclampsia in Jiangsu Province.
| Nonuser | User | |||||||
|---|---|---|---|---|---|---|---|---|
| Non-FA (n = 1028) | Total (n = 9634) | Early pregnancy | Whole pregnancy | |||||
| 0.4 FA (n = 4321) | MV + 0.4 FA (n = 831) | MV + 0.8 FA (n = 2309) | 0.4 FA (n = 838) | MV + 0.4 FA (n = 418) | MV + 0.8 FA (n = 917) | |||
| HDCP | ||||||||
| Mean | 0.035 | 0.022 | 0.025 | 0.026 | 0.015 | 0.023 | 0.024 | 0.017 |
| 95% CI | 0.024-0.046 | 0.019-0.025 | 0.021-0.030 | 0.016-0.037 | 0.010-0.020 | 0.013-0.033 | 0.009-0.039 | 0.009-0.026 |
|
| ||||||||
| Preeclampsia | ||||||||
| Mean | 0.014 | 0.006 | 0.007 | 0.010 | 0.001 | 0.006 | 0.010 | 0.005 |
| 95% CI | 0.007-0.021 | 0.004-0.007 | 0.005-0.010 | 0.003-0.016 | 0.000-0.003 | 0.001-0.011 | 0.000-0.019 | 0.001-0.01 |
FA: folic acid, 0.4 FA: 0.4 mg folic acid, MV + 0.4 FA: multivitamins with 0.4 mg folic acid, MV + 0.8 FA: multivitamins with 0.8 mg folic acid. HDCP: hypertensive disorder complicating pregnancy.