Table 3: Changes in plasma glucose, , HOMA-IR, HOMA-β, insulin, and C-peptide levels from week 4 to 12.

GP group
Placebo group

Change in FPG (mmol/L)−2.9 ± 1.7−0.9 ± 0.6<0.001
Change in 30 minutes plasma glucose (mmol/L)−1.8 ± 3.0+1.2 ± 2.70.015
Change in 120 minutes plasma glucose (mmol/L)−3.6 ± 6.3+1.3 ± 2.80.017
Change in fasting plasma insulin (pmol/L)4.3 ± 56.77.8 ± 90.90.911
Change in 30 minutes plasma insulin (pmol/L)75.4 ± 139.25.4 ± 119.40.193
Change in 120 minutes plasma insulin (pmol/L)7.2 ± 270.6 −68.4 ± 170.40.411
Change in fasting plasma C-peptide (ng/mL)0.12 ± 0.910.29 ± 1.460.714
Change in 30 minutes C-peptide (ng/mL)0.52 ± 1.790.29 ± 1.930.774
Changes in HbA1C−2.0 ± 0.9−0.7 ± 0.5<0.001
Change in HOMA-IR−2.3 ± 3.4−0.3 ± 5.80.311
Change in HOMA- 62.3 ± 59.318.8 ± 61.20.085

Results are means ± SD of patients in each group.