Table 3.
Pregnancy-induced hypertension stratified by maternal characteristics
| Maternal characteristics | Pregnancy-induced hypertension |
P-value | |
|---|---|---|---|
| Mushroom diet (MD) (n = 582) | Placebo (n = 580) | ||
| Maternal age | |||
| 20–24 years, n (%) | 17 (4.1) | 32 (7.7) | 0.013 |
| 25–29 years, n (%) | 10 (7.1) | 11 (7.8) | 0.121 |
| ≥30 years, n (%) | 2 (8.0) | 2 (9.5) | 0.357 |
| Prepregnancy body mass index (BMI), kg/m2 | |||
| <18.5 kg/m2, n (%) | 0 | 0 | |
| 18.5–24.9 kg/m2, n (%) | 6 (1.2) | 25 (5.2) | 0.014 |
| 24.9–29.9 kg/m2, n (%) | 3 (3.8) | 6 (7.5) | 0.031 |
| ≥30 kg/m2, n (%) | 1 (8.3) | 1 (7.1) | 0.248 |
| Education | |||
| High school or higher, n (%) | 14 (7.9) | 14 (8.0) | 0.462 |
| Secondary, n (%) | 33 (8.4) | 34 (8.7) | 0.520 |
| Primary school or lower, n (%) | 1 (7.7) | 2 (16.7) | 0.023 |
| Occupational activity | |||
| Sedentary job, n (%) | 8 (5.6) | 12 (8.4) | 0.025 |
| Homemaker, n (%) | 8 (7.1) | 8 (7.3) | 0.370 |
| Active job, n (%) | 15 (4.6) | 16 (5.0) | 0.518 |
Data are expressed as n (%), unless otherwise indicated. χ2 analyses were used to examine statistical differences. Values in bold indicate P < 0.05 for mushroom diet group versus placebo group.