Table III.
Comparison Between Prepregnancy BMI Groups
Variable | BMI <18.5 (n=188) | BMI 18.5–25 (n=1916) | BMI >25–30 (n=600) | BMI >30 (n=320) |
---|---|---|---|---|
Systolic BP z score | 0.219 (−0.45, 1.15)a | 0.352 (−0.36, 1.12) | 0.645 (−0.09, 1.44) | 0.563 (−0.24, 1.44) |
Diastolic BP z score | 0.238 (−0.30, 0.92) | 0.302 (−0.31, 0.89) | 0.436 (−0.10, 0.10) | 0.408 (−0.17, 1.02) |
Abbreviation: BMI, body mass index. a(25%, 75%). Analysis of variance (ANOVA) Kruskal–Wallis P value for systolic blood pressure (BP) z score <.0001 and for diastolic BP z score=.0005.