Table 2.

Baseline FPG, insulin, and HbA1c levels of study participants.

Parameters	Newly diagnosed DM (n = 58)	PDM (n = 166)	Normal (n = 182)	P value
FPG (mmol/L)	6.68 ± 1.28	5.52 ± 0.63	4.97 ± 0.34	<0.001
Fasting insulin (uU/ml)	9.74 ± 5.64	9.39 ± 7.86	7.27 ± 4.72	0.002
1 h-PG (mmol/L)	14.85 ± 2.76	10.69 ± 2.15	8.37 ± 2.10	<0.001
1 h-insulin (uU/ml)	54.91 ± 33.05	80.07 ± 65.67	78.13 ± 68.21	0.027
2 h-PG (mmol/L)	14.10 ± 2.80	8.54 ± 1.44	6.14 ± 0.93	<0.001
2 h-insulin (uU/ml)	74.98 ± 55.38	86.52 ± 76.03	55.36 ± 41.92	<0.001
HbA1c (%)	6.39 ± 0.83	5.72 ± 0.69	5.42 ± 0.36	<0.001

DM = diabetes mellitus, PDM = prediabetes mellitus, FPG = fasting plasma glucose, 1 h-PG = 1-hour plasma glucose, 2 h-PG = 2-hour plasma glucose, and HbA1c = hemoglobin A1C.