Table 2

Cross-sectional correlations between IGF-I, IGFBPs, insulin, glucose, and BMI

Correlationa
IGF-IIGFBP-1IGFBP-2IGFBP-3InsulinGlucose
IGFBP-1−0.13 (<.05)
IGFBP-20.05 (.42)0.09 (.19)
IGFBP-30.37 (<.001)0.05 (.43)0.13 (.05)
Insulin−0.06 (.33)−0.07 (.30)−0.22 (.001)0.03 (.60)
Glucose−0.06 (.38)0.07 (.30)−0.17 (<.01)0.03 (.65)0.23 (<.001)
BMI−0.18 (<.01)−0.43 (<.001)−0.31 (<0.001)−0.03 (.67)0.29 (<.001)0.10 (.15)
  • a Partial Pearson correlation coefficients for the natural log-transformed variables, adjusted for age (BMI and age were not transformed) for case and control subjects combined. Values in parentheses = Ps for statistical tests.