Table 3.

Levels of plasma glucose and insulin (x ± s)

Group	n	FPG (mmol/L)	2hPG (mmol/L)	FI (mIU/L)	HOMA-IR
A	75	6.05±0.21	10.36±1.32	14.85±3.38	3.98±1.07
B	125	5.81±0.19a	8.63±0.99a	11.06±3.49a	2.86±0.84a
C	32	4.82±0.22a	6.79±1.16a	11.35±2.98a	2.69±0.75a
D	48	4.84±0.18a	6.58±1.08a	9.25±1.75a	1.89±0.68a
F		480.278	163.98	200.854	105.98
P		<0.001	<0.001	<0.001	<0.001

2hPG: 2-h postprandial blood glucose

FI: fasting insulin

FPG: fasting plasma glucose

HOMA-IR: homeostasis model assessment-insulin resistance index

^aP<0.05 vs group A.