Table 1.

Distribution of the Study Population

All Participants	N = 320
Participants with no history of diabetes	n = 240
Normal glucose tolerance by OGTT and HbA1c (group 1, n = 58)
Prediabetes by OGTT and HbA1c (group 2, n = 140)
Newly diagnosed diabetes by OGTT and HbA1c (group 3, n = 42)
Participants with known T2D	n = 80
On diet control (group 4, n = 40)
On metformin monotherapy (group 5, n = 40)