Table 1.
Demographics and Clinical Characteristics.a,b
| Variable | Normal BMI (n = 20) | Obese (n = 16) | P |
|---|---|---|---|
| Race | .04 | ||
| Black | 8 (40) | 14 (87.5) | |
| White | 7 (35) | 1 (6.3) | |
| Asian | 3 (15) | 0 | |
| Latina | 1 (5) | 0 | |
| Other | 1 (5) | 1 (6.3) | |
| Age, years | 26.5 ± 5.8 | 25.6 ± 3.9 | .61 |
| Tobacco use, n (%) | 3 (15) | 3 (18.8) | .76 |
| Prepregnancy BMI, kg/m2 | 22.7 (20.6-23.9) | 37.1 (34.1-46.9) | <.001 |
| First BMI, kg/m2 | 22.8 ± 1.6 | 41.9 ± 6.4 | <.001 |
| Gestational age at first visit, weeks | 9.7 (8.2-11.3) | 9.4 (7.9-13.4) | .91 |
| Last BMI, kg/m2 | 28.8 ± 3.1 | 45.2 ± 6.8 | <.001 |
| Weight gain, kg | 15.5 ± 5.7 | 8.7 ± 6.3 | .002 |
| Infant birth weight, g | 3204.7 ± 185.6 | 3178.5 ± 159.1 | .66 |
| 1 hour GCT, mg/dL | 90.9 ± 19.4 | 99.3 ± 16.2 | .18 |
| Gestational age at delivery, weeks | 40 ± 1.2 | 39.3 ± 0.9 | .04 |
| Female infant, n (%) | 12 (60) | 11 (68.75) | .59 |
| Cesarean delivery, n (%) | 6 (30) | 4 (25) | .74 |
Abbreviations: BMI, body mass index; GCT, glucose challenge test.
a P values were determined by chi-square test (categorical data) and appropriate comparisons of means and medians using t test (for parametric continuous data) and Wilcoxon rank-sum test (for nonparametric continuous data).
bData are n (%), median (IQR), or mean ± standard deviation.