Table 3 Results of univariate regression analysis of MCRI in apparently healthy subjects.

BMI

−0.22

0.130

Fasting serum insulin

−0.46

0.001

Fasting serum C-peptide

−0.20

0.164

AUC-insulin during OGTT

−0.36

0.010

HOMA-IR

−0.43

0.002

Matsuda Index

0.40

0.005

Total body fat content

−0.36

0.010

Visceral fat area

−0.25

0.079

Subcutaneous fat area

−0.40

0.004

Intrahepatic lipid

−0.16

0.304

VO_2peak

0.30

0.039

SS_SI at 1^st step

−0.49

<0.001

SS_SI at 2^nd step

−0.84

<0.001

Basal EGP

0.32

0.024

%reduction of EGP at first step

−0.39

0.007

%reduction EGP at second step

−0.09

0.522

%reduction of EGP/SS_SI at first step

−0.12

0.430

Rd at first step

0.14

0.354

Rd at second step

0.17

0.231

Rd /SS_SI at second step

0.54

<0.001