Table 5.

Stepwise multiple linear regression analysis for determinants of circulating plasma DPP4 levels

Predictor variables	Beta coefficient (95% CI)	p value
Presence of diabetes	7.1 (5.0 to 9.2)	0.001
Fasting serum insulin	0.23 (0.09 to 0.37)	0.04
Triceps skinfold thickness	0.25 (0.11 to 0.42)	0.02
Total intra-abdominal fat volume (cm3)	0.40 (0.20 to 0.63)	0.001
Low-density lipoprotein cholesterol	0.80 (0.14 to 0.92)	0.04

Adjusted r² value: 0.57, p<0.05: statistically significant.

DDP4, plasma dipeptidyl peptidase-4.