Table 2: Clinical characteristics and laboratory findings of the patients at week 4 and 12.

GP group Placebo group
Week 4Week 12Week 4Week 12

12121313
Age (years)55.6 ± 9.955.6 ± 9.954.5 ± 8.454.5 ± 8.4
Sex (Male : Female)7 : 57 : 58 : 58 : 5
Body weight (kg)54.9 ± 6.955.1 ± 6.555.3 ± 11.454.8 ± 10.6
BMI (kg/m2)21.8 ± 2.721.9 ± 2.722.5 ± 4.222.3 ± 4.0
Waist (cm)85.8 ± 5.9 85.3 ± 5.6 87.3 ± 11.586.8 ± 10.7
Hip (cm)95.3 ± 4.395.1 ± 4.297.3 ± 8.596.4 ± 8.4
Systolic blood pressure (mmHg)123.5 ± 9.1118.3 ± 9.4119.2 ± 6.4120.8 ± 9.5
Diastolic bood pressure (mmHg)79.6 ± 5.375.4 ± 7.276.2 ± 5.177.7 ± 6.0
Fasting plasma glucose (FPG) (mmol/L)9.6 ± 1.66.7 ± 0.4*9.0 ± 1.08.1 ± 1.0
Fasting plasma insulin (pmol/L)120.0 ± 42.0124.6 ± 49.0131.4 ± 67.2139.0 ± 89.9
HOMA-IR8.5 ± 3.06.2 ± 2.49.0 ± 5.28.7 ± 6.4
HOMA-β69.2 ± 28.4131.5 ± 55.478.4 ± 38.497.3 ± 54.3
HbA1C (%)9.0 ± 0.77.0 ± 0.7*8.8 ± 0.68.1 ± 0.6
C-peptide (ng/mL)1.7 ± 0.71.8 ± 0.81.5 ± 0.81.8 ± 1.2
30-minute C-peptide (ng/mL)2.2 ± 1.32.7 ± 1.32.9 ± 1.33.2 ± 2.0
Cholesterol (mmol/L)4.8 ± 1.14.9 ± 1.04.3 ± 0.84.3 ± 0.9
Triglyceride (mmol/L)2.4 ± 1.52.3 ± 1.12.0 ± 1.22.0 ± 1.4
HDL-cholesterol (mmol/L)1.3 ± 0.41.2 ± 0.21.1 ± 0.21.1 ± 0.3
LDL-cholesterol (mmol/L)2.8 ± 0.92.9 ± 0.62.3 ± 0.62.3 ± 0.6

Results are means ± SD, * .