Table 4—

Means of fasting glucose, proinsulin, and insulin concentrations and insulin resistance and β-cell function according to maternal BMI before pregnancy and maternal age at delivery

Maternal age at delivery (years)Maternal BMI before pregnancy (kg/m2)
All
<20−22.5−25≥25
n15222213989602
Fasting glucose (mmol/l)<304.694.734.744.714.72 (1.04)
≥304.704.684.714.704.71 (1.05)
Fasting proinsulin (pmol/l)<305.345.385.275.045.28 (1.41)
≥305.575.275.144.915.22 (1.48)
Fasting insulin (pmol/l)<3036.035.634.935.035.5 (1.34)
≥3039.136.735.635.436.1 (1.29)
Insulin resistance (HOMA)<301.461.461.441.431.45 (1.34)
≥301.601.471.461.451.48 (1.3)
β-Cell function (%) (HOMA)<30120.6118.0114.8118.0118.2 (1.28)
≥30127.0122.4121.0122.1121.2 (1.3)
  • Data are geometric means ± SD. Data were adjusted for sex, adult BMI, and age.