Table 2.
Baseline characteristics stratified by development of T2DM.
| Variables | Total (n=862) |
Development of T2DM | P | |
|---|---|---|---|---|
| No (n=318) | Yes (n=544) | |||
| Age (years) | 74.0 (68.0-79.0) | 73.0 (67.0-78.0) | 75.0 (68.0-79.0) | 0.001 |
| BMI (kg/m2) | 25.2 ± 0.10 | 24.8 ± 0.15 | 25.5 ± 0.12 | 0.001 |
| WC (cm) | 89.4 ± 0.30 | 87.8 ± 0.48 | 90.4 ± 0.37 | <0.001 |
| SBP (mmHg) | 130 (120-140) | 130 (120-140) | 135 (120-145) | 0.001 |
| DBP (mmHg) | 75 (70-80) | 75 (70-80) | 76 (70-80) | 0.222 |
| HDL-c (mmol/l) | 1.2 ± 0.01 | 1.3 ± 0.02 | 1.2 ± 0.02 | <0.001 |
| LDL-c (mmol/l) | 3.2 ± 0.03 | 3.2 ± 0.05 | 3.3 ± 0.04 | 0.439 |
| TC (mmol/l) | 5.3 ± 0.03 | 5.2 ± 0.05 | 5.3 ± 0.04 | 0.386 |
| TG (mmol/l) | 1.8 ± 0.04 | 1.6 ± 0.04 | 1.9 ± 0.05 | <0.001 |
| TyG index | 8.7 ± 0.02 | 8.6 ± 0.03 | 8.8 ± 0.02 | <0.001 |
| FPG (mmol/l) | 4.9 ± 0.02 | 4.8 ± 0.03 | 5.0 ± 0.03 | <0.001 |
| 1h-PG (mmol/l) | 9.5 ± 0.07 | 8.4 ± 0.09 | 10.2 ± 0.08 | <0.001 |
| 2h-PG (mmol/l) | 7.4 ± 0.06 | 6.6 ± 0.08 | 7.9 ± 0.08 | <0.001 |
| Hypertension (n,%) | 518 (60.1) | 170 (19.7) | 348 (40.4) | 0.002 |
Data were mean ± SE or median (IQR) for skewed variables or numbers (proportions) for categorical variables.
T2DM, type 2 diabetes mellitus; BMI, body mass index; WC, waist circumference; SBP, systolic blood pressure; DBP, diastolic blood pressure; HDL-c, high-density lipoprotein cholesterol; LDL-c, low-density lipoprotein cholesterol; TC, total cholesterol; TG, triglyceride; TyG index, triglyceride fasting glucose index; FPG, fasting plasma glucose; 1h-PG, 1-hour plasma glucose concentration; 2h-PG, 2-hour plasma glucose concentration.