Table 1

Anthropometrics and metabolic parameters of lean and obese mothers and their offspring at delivery

Lean mothersObese mothersPAdjusted P value
n5368
Maternal age (years)28.0 ± 6.027.8 ± 5.80.910.51
Prepregnancy BMI (kg/m2)22.0 ± 1.938.4 ± 6.30.0001
Late pregnancy BMI (kg/m2)28.2 ± 3.243.0 ± 6.40.0001
Maternal total weight gain (kg)16.5 ± 7.511.9 ± 7.50.0010.008
Maternal net weight gain (kg)12.8 ± 7.37.8 ± 7.20.00030.001
Maternal insulin (μU/ml)11.8 ± 5.626.0 ± 14.60.00010.0001
Maternal glucose (mg/dl)74 ± 779 ± 110.0090.006
Gestational age (weeks)38.8 ± 0.538.8 ± 0.60.540.57
Birth weight (g)3217 ± 4523320 ± 4600.220.05
Birth length (cm)49.1 ± 1.848.9 ± 1.90.630.93
Neonatal lean mass (g)2828 ± 3252868 ± 3120.510.17
Neonatal body fat (%)11.6 ± 2.913.1 ± 3.40.020.001
Neonatal fat mass (g)384 ± 150448 ± 1750.040.005
Ponderal index2.7 ± 0.22.8 ± 0.20.0040.001
Placenta weight (g)614 ± 152693 ± 1840.010.002
Umbilical cord insulin (μU/ml)7.0 ± 3.89.2 ± 4.70.0080.02
Umbilical cord glucose (mg/dl)60 ± 1366 ± 140.030.07
Smoking status: yes/no13/4016/520.90
Hypertension: yes/no/pregnancy-associated0/53/04/60/40.04
    Race: African American/Asian/Caucasian/Hispanic7/1/40/529/0/36/30.004
    Neonatal sex: female/male26/2727/410.30
  • Data are means ± SD orn. Maternal comparisons were adjusted for race, medical problems, and smoking. Neonatal and umbilical cord measurements were adjusted for race, medical problems, smoking, and sex.