Table 4.

Correlations of IGFs with breast density by tertiles of anthropometric measures among premenopausal women

nrs* (P)
IGF-I (ng/mL)IGFBP-3 (ng/mL)IGF-I/IGFBP-3 molar ratio
Height (cm)
    ≤157254−0.009 (0.888)0.016 (0.801)−0.033 (0.600)
    158-1622610.093 (0.137)−0.147 (0.018)0.107 (0.086)
    >1622680.140 (0.022)−0.216 (0.0004)0.120 (0.050)
Weight (kg)
    ≤58.62600.126 (0.044)−0.089 (0.156)0.118 (0.059)
    58.7-67.42580.072 (0.253)−0.216 (0.0005)0.080 (0.203)
    >67.42650.031 (0.616)−0.057 (0.356)0.005 (0.940)
BMI (kg/m2)
    ≤22.8762600.108 (0.083)−0.089 (0.155)0.097 (0.121)
    22.877-26.0942610.080 (0.199)−0.211 (0.0007)0.088 (0.157)
    >26.0942620.043 (0.491)−0.035 (0.578)0.016 (0.794)
Waist circumference (cm)
    ≤732490.107 (0.095)−0.068 (0.288)0.089 (0.161)
    74-822780.079 (0.193)−0.190 (0.002)0.084 (0.163)
    >822560.047 (0.458)−0.045 (0.479)0.017 (0.785)
Hip circumference (cm)
    ≤972710.116 (0.058)−0.098 (0.111)0.106 (0.082)
    98-1032400.077 (0.236)−0.258 (<0.0001)0.072 (0.266)
    >1032720.016 (0.800)−0.008 (0.897)0.024 (0.670)
WHR
    ≤0.75262600.098 (0.117)−0.054 (0.387)0.083 (0.181)
    0.7527-0.80342610.089 (0.156)−0.185 (0.003)0.055 (0.375)
    >0.80342620.065 (0.298)−0.102 (0.101)0.052 (0.401)
  • * Spearman correlation between continuous variables. Adjusted correlations are partial Spearman coefficient. Adjusting for age (years), BMI (kg/m2), IGF-I (ng/mL), or IGFBP-3 (ng/mL) if applicable.