Table 3—

Stepwise multiple regression analysis in the total study group and subgroups using lnHOMA-IR and Si as the dependent variables and hepatic insulin sensitivity and M value as the independent variables

nlnHOMA-IR
Si
Partial correlation coefficientFinal model increase in multiple r2Partial correlation coefficientFinal model increase in multiple r2
Total study group143
    Hepatic insulin sensitivity (mg · kg FFM−1 · min−1 · mUl−1)−0.168NS0.2290.037
    M value (mg · ffmkg−1 · min−1)−0.588*0.3410.436*0.300
    Multiple r20.341*0.337*
NGT54
    Hepatic insulin sensitivity (mg · kg FFM−1 · min−1 · mUl−1)−0.166NS0.174NS
    M value (mg · kg FFM−1 · min−1)−0.369*0.1360.442*0.195
    Multiple r20.1360.195*
IFG/IGT30
    Hepatic insulin sensitivity (mg · kg FFM−1 · min−1 · mUl−1)−0.572*0.4020.769*0.591
    M value (mg · kg FFM−1 · min−1)−0.4250.1080.366NS
    Multiple r20.510*0.591*
Type 2 diabetes59
    Hepatic insulin sensitivity (mg · kg FFM−1 · min−1 · mUl−1)−0.062NS0.4220.178
    M value (mg · kg FFM−1 · min−1)−0.480*0.2300.196NS
    Multiple r20.230*0.178
  • Variables included in the multiple regression analysis and their respective contribution to the value of multiple r2.

  • *

    * P < 0.001;

  • P < 0.05. FFM, fat-free mass.