Table 2.

Factors responsible for elevating FPG levels in isolated IFG and 2 h PG levels in isolated IGT.

Variable	Simple linear regression analysis		Multivariate regression analysis
	Correlation coefficient	p value	β-value	p value
2 h PG levels as a dependent variable in isolated IGT
Insulinogenic index	−0.245	p < 0.0001	−0.290	p < 0.0001
ISI composite	−0.015	ns	−0.097	ns
Age	0.043	ns	0.077	ns
Triglycerides	0.032	ns	0.053	ns
BMI	0.008	ns	0.007	ns
FPG levels as a dependent variable in isolated IFG
ISI composite	−0.162	p < 0.0001	−0.214	p < 0.0001
Insulinogenic index	−0.111	p < 0.0001	−0.184	p < 0.0001
BMI	0.092	p < 0.0005	0.042	ns
Triglycerides	0.058	p < 0.05	0.038	ns
Age	0.028	ns	0.006	ns

Correlation coefficient and p values in simple linear regression analysis and β-values in multivariate regression analysis are listed. ns stands for not significant.