OGTT insulin peak at 30 min (n = 2935) | OGTT insulin peak at 60 min (n = 3729) | OGTT insulin peak at 120 min (n = 2279) | OGTT insulin peak at 180 min (n = 116) | P | |
---|---|---|---|---|---|
Age (years) | 36.1 ± 13.5 | 37.9 ± 13.1 | 41.3 ± 13.9 | 39.7 ± 14.4 | <0.001 |
Sex (male/female), n% | 610 (20.8)/2325 (79.2) | 1073 (28.8)/2656 (71.2) | 611 (26.8)/1668 (73.2) | 25 (21.2)/91 (78.8) | <0.001 |
FBG(mmol/L) | 5.2 ± 1.0 | 5.5 ± 1.0 | 5.9 ± 1.2 | 6.3 ± 1.6 | <0.001 |
30 min GLU(mmol/L) | 8.6 ± 1.7 | 9.4 ± 2.0 | 10.1 ± 2.0 | 10.2 ± 2.6 | <0.001 |
2 h GLU(mmol/L) | 6.9 ± 2.4 | 7.1 ± 2.6 | 10.3 ± 3.3 | 12.9 ± 4.2 | <0.001 |
FINS | 13.7 ± 7.9 | 14.8 ± 8.8 | 15.5 ± 8.8 | 17.2 ± 11.2 | <0.001 |
30 min INS | 133.0 ± 66.1 | 95.4 ± 54.9 | 71.3 ± 43.7 | 56.4 ± 35.1 | <0.001 |
2 h INS | 85.5 ± 59.7 | 89.6 ± 56.4 | 147.2 ± 70.6 | 117.0 ± 62.9 | <0.001 |
Glycemic status(%) | |||||
NGT(%) | 2211 (75.3) | 2514 (67.4) | 424 (18.6) | 7 (5.3) | |
IFG/IGT/IFG + IGT(%) | 549 (18.7) | 893 (24.0) | 1089 (47.8) | 38 (32.7) | < 0.001 |
DM(%) | 175 (6.0) | 322 (8.6) | 766 (33.6) | 71 (61.9) | |
Glucose AUC (mg·dL −1· h −1) | 1239.8 ± 329.6 | 1389.2 ± 362.0 | 1738.5 ± 440.9 | 2070.4 ± 580.7 | <0.001 |
Insulin AUC(mg·dL −1· h − 1) | 14,403.2 ± 7536.1 | 16,046.0 ± 8141.5 | 17,980.4 ± 8741.5 | 17,006.3 ± 8977.3 | <0.001 |
HOMAIR | 3.3 ± 2.1 | 3.7 ± 2.6 | 4.2 ± 2.8 | 5.1 ± 4.5 | <0.001 |
Matsuda Index | 3.5 ± 2.2 | 2.9 ± 1.9 | 2.6 ± 1.8 | 2.8 ± 2.6 | <0.001 |
Insulinogenic index | 41.8 ± 33.4 | 23.9 ± 19.4 | 15.1 ± 13.5 | 11.7 ± 10.2 | <0.001 |
Disposition index | 17.4 ± 17.6 | 12.7 ± 13.5 | 9.0 ± 10.7 | 6.7 ± 7.1 | <0.001 |