Table 1

Characteristics of participants

GDMImpaired GCT non-GDMNormal GCTP for trend
n498098
Age (years)25.63 ± 0.8124.48 ± 0.6521.29 ± 0.54<0.001
BMI (kg/m2)30.76 ± 0.9326.93 ± 0.7125.40 ± 0.56<0.001
Obese (BMI ≥30 kg/m2)22 (44.9)21 (26.3)18 (18.4)<0.01
Parimipara15 (30.6)26 (32.5)46 (46.9)0.065
Ethnicity
    Hispanic30 (61.2)38 (47.5)35 (35.7)
    African American6 (12.2)31 (38.8)49 (50.0)
    Caucasian and other13 (26.5)11 (13.8)14 (14.3)0.001
Cigarette smoking15 (30.6)23 (28.8)19 (19.4)0.21
Medicaid49 (100)80 (100)96 (98.0)0.26
Gestational age at delivery*38.09 ± 0.2938.68 ± 0.2238.90 ± 0.200.033
Infant birth weight (g)3,325 ± 673,210 ± 503,152 ± 470.047
  • Data are means ± SE or n (%).

  • *Adjusted for maternal age, BMI, and cigarette smoking.

  • †Adjusted for maternal age, BMI, gestational age at delivery, and cigarette smoking.