Table 1.
Means (SD) of baseline characteristics by IR and diet
| Variable | NIR (n = 121) |
p valuea | IR (n = 64) |
p valuea | |||||
|---|---|---|---|---|---|---|---|---|---|
| LGI (n = 61) | HGI (n = 60) | LGI (n = 32) | HGI (n = 32) | ||||||
| Age, years | 37.4 (5.4) | 37.7 (5.3) | 0.70 | ||||||
| 37.3 (5.1) | 37.4 (5.7) | 0.91 | 37.8 (5.3) | 37.6 (5.4) | 0.83 | ||||
| Body weight, kg | 67.9 (6.9) | 68.6 (7.2) | 0.53 | ||||||
| 67.5 (7.0) | 68.3 (6.9) | 0.50 | 68.1 (6.2) | 69.0 (8.2) | 0.60 | ||||
| Height, cm | 160.5 (6.0) | 159.8 (5.7) | 161.1 (6.3) | 0.22 | 160.1 (6.6) | 159.7 (6.6) | 160.5 (6.7) | 0.72 | 0.61 |
| Waist circumference, cm | 80.9 (5.37) | 80.6 (5.7) | 80.9 (5.1) | 0.81 | 82.7 (4.9) | 82.6 (5.0) | 82.7 (5.0) | 0.02 | 0.92 |
| Hip circumference, cm | 104.5 (5.7) | 104.5 (5.6) | 104.4 (5.9) | 0.96 | 103.9 (5.7) | 103.4 (5.8) | 104.3 (5.8) | 0.52 | 0.54 |
| BMI, kg/m2 | 26.3 (2.0) | 26.4 (1.8) | 26.3 (2.1) | 0.83 | 26.7 (1.8) | 26.7 (1.7) | 26.7 (1.9) | 0.21 | 0.93 |
| Waist-to-hip ratio | 0.77 (0.05) | 0.77 (0.05) | 0.78 (0.05) | 0.68 | 0.80 (0.06) | 0.80 (0.06) | 0.79 (0.05) | 0.004 | 0.68 |
| Glucose, mg/dl | 82.0 (9.8) | 81.9 (11.2) | 82.0 (8.1) | 0.95 | 93.3 (20.0) | 91.4 (14.0) | 95.2 (24.6) | <0.001 | 0.46 |
| Insulin, µU/ml | 9.5 (2.0) | 9.47 (2.00) | 9.47 (2.05) | 0.98 | 15.9 (4.3) | 15.66 (4.36) | 16.09 (4.38) | <0.001 | 0.70 |
| HOMA-IR | 1.90 (0.41) | 1.90 (0.40) | 1.91 (0.42) | 0.90 | 3.57 (0.94) | 3.50 (1.01) | 3.63 (0.86) | <0.001 | 0.57 |
LGI = Low glycemic index; HGI = high glycemic index.
a
t-test.