Table 2: Plasma glucose, insulin levels, and SIGIT mean in two kinds of treatment.

GP treatmentPlacebo treatment value

FPG before treatment (mmol/L)8.2 ± 0.97.9 ± 0.80.385
FPG after treatment (mmol/L)6.3 ± 0.87.7 ± 1.90.039
Change in FPG (mmol/L)−1.9 ± 1.0−0.2 ± 1.5<0.001
SSPG (SIGIT mean) (mmol/L)12.5 ± 3.216.2 ± 4.1<0.001
FPI before treatment (pmol/L)123.6 ± 59.7122.2 ± 79.90.971
FPI after treatment (pmol/L)130.6 ± 81.3120.1 ± 106.30.773
Change in FPI (pmol/L)−0.23 ± 7.8 −0.3 ± 9.80.984
SSPI (pmol/L)223.6 ± 91.0218.1 ± 104.90.696

Results are means ± SD of sixteen patients in each treatment. FPG: fasting plasma glucose, FPI: fasting plasma insulin, SSPG: steady-state plasma glucose, and SSPI: steady-state plasma insulin.