Table 1.
Maternal Characteristics for Total Cohort and for Normoglycemic Women Versus Women With Impaired Glucose Tolerance.
| Characteristics | Total cohort, n = 300 | Normoglycemic, n= 261 | IGT, n = 39 | Normoglycemic vs IGT |
|---|---|---|---|---|
| Mean ± SD or n (%) | P | |||
| Maternal age at enrollment, years | 28.8 ± 6.1 | 28.5 ± 6.1 | 30.7 ± 6.3 | .04 |
| Ethnicity | ||||
| White | 165 (55) | 147 (56) | 18 (46) | |
| Black | 116 (39) | 100 (38) | 16 (41) | |
| Other | 19 (6) | 14 (5) | 5 (13) | .16 |
| Parous | 178 (59) | 153 (59) | 25 (64) | .52 |
| Gestational age at enrollment/serum collection, weeks | 10.6 ± 2.1 | 10.6 ± 2.1 | 10.5 ± 2.0 | .83 |
| Enrollment BMI, kg/m2 | 26.6 ± 6.0 | 26.1 ± 5.7 | 29.8 ± 7.4 | .005 |
| Gestational age at GDM screening, weeks | 26.8 ± 6.1 | 26.3 ± 2.2 | 24.7 ± 5.1 | .07 |
Abbreviations: IGT, impaired glucose tolerance; BMI, body mass index; GDM, gestational diabetes; SD, standard deviation.