Table 5

Multivariate linear regression models for plasma concentrations of IGFs by gender

β (SE)aPr2
IGF-Ib
 Model for men0.34
  BMI−2.05 (0.94)0.03
  Total calories−0.01 (0.005)0.04
 Model for women0.44
  BMI−0.51 (0.64)0.43
  Height120.1 (59.0)0.04
  HRT−40.46 (8.07)<0.0001
IGF BP-3
 Model for men0.09
  High weekly physical activity369.0 (215.7)0.09
 Model for women0.13
  Age at menopause21.0 (8.15)0.01
  Number of miscarriages188.7 (55.9)0.0009
IGF-I/IGF BP-3
 Model for men0.07
  BMI−0.06 (0.03)0.02
  Total calories−0.0003 (0.0001)0.05
 Model for women0.25
  BMI−0.02 (0.02)0.14
  Height3.35 (1.51)0.03
  HRT−1.06 (0.21)<0.0001
IGF-IIb
 Model for men0.50
  BMI−5.59 (1.70)0.001
 Model for women0.42
  BMI−5.13 (1.73)0.003
  High weekly physical activity113.42 (42.84)0.009
IGF-II/IGF BP-3
 Model for men0.09
  BMI−0.005 (0.002)0.03
  Height−0.31 (0.12)0.01
 Model for women0.13
  BMI−0.004 (0.002)0.03
  Age at menopause−0.003 (0.001)0.03
  High weekly physical activity0.15 (0.05)0.002
  • a All models were adjusted for age and ethnicity.

  • b In addition to being adjusted for age and ethnicity, the models were adjusted for plasma levels of IGF BP-3.