Table 2.
Odds ratio (95% confidence intervals) for diabetes, according to the quartiles of BMI, WC, WHR, and WHtR.
| Body fat-measuring indices | Quartiles of body fat-measuring indices | p for trend | Per SD increase | |||
|---|---|---|---|---|---|---|
| Q1 | Q2 | Q3 | Q4 | |||
| BMI (kg/m2) | <22.19 | 22.19-24.22 | 24.23-26.63 | ≥26.64 | — | — |
| No. of events | 1006 (24.8) | 1019 (25.1) | 1011 (25.0) | 1016 (25.1) | — | — |
| Model 1∗ | 1 | 1.604 (1.127, 2.283) | 1.892 (1.341, 2.670) | 3.320 (2.406, 4.580) | <0.001∗ | 1.543 (1.395, 1.705) |
| Model 2† | 1 | 1.655 (1.156, 2.370) | 1.902 (1.339, 2.702) | 3.248 (2.337, 4.514) | <0.001∗ | 1.525 (1.375, 1.691) |
| Model 3‡ | 1 | 1.665 (1.162, 2.386) | 1.932 (1.358, 2.747) | 3.300 (2.370, 4.595) | <0.001∗ | 1.530 (1.379, 1.698) |
| WC (cm) | <80.3 | 80.3-84.2 | 84.3-90.9 | ≥91.0 | — | — |
| No. of events | 978 (24.1) | 859 (21.2) | 1141 (28.2) | 1074 (26.5) | — | — |
| Model 1∗ | 1 | 2.062 (1.322, 3.215) | 4.067 (2.741, 6.036) | 5.637 (3.824, 8.311) | <0.001∗ | 1.826 (1.639, 2.034) |
| Model 2† | 1 | 1.972 (1.258, 3.089) | 3.500 (2.342, 5.229) | 4.754 (3.200, 7.061) | <0.001∗ | 1.725 (1.541, 1.930) |
| Model 3‡ | 1 | 2.003 (1.277, 3.141) | 3.693 (2.465, 5.533) | 5.131 (3.433, 7.669) | <0.001∗ | 1.787 (1.591, 2.007) |
| WHR | <0.8800 | 0.8800-0.8946 | 0.8947-0.9037 | ≥0.9038 | — | — |
| No. of events | 1009 (24.8) | 1000 (24.7) | 963 (23.8) | 1080 (26.7) | — | — |
| Model 1∗ | 1 | 1.030 (0.695, 1.526) | 2.422 (1.721, 3.408) | 3.705 (2.686, 5.111) | <0.001∗ | 1.679 (1.493, 1.886) |
| Model 2† | 1 | 1.064 (0.712, 1.590) | 2.192 (1.543, 3.115) | 3.190 (2.296, 4.433) | <0.001∗ | 1.580 (1.402, 1.781) |
| Model 3‡ | 1 | 1.050 (0.695, 1.586) | 2.285 (1.591, 3.281) | 3.327 (2.386, 4.638) | <0.001∗ | 1.575 (1.397, 1.775) |
| WHtR | <0.4880 | 0.4880-0.5272 | 0.5273-0.5651 | ≥0.5652 | — | — |
| No. of events | 1011 (25.0) | 1010 (24.9) | 1017 (25.1) | 1014 (25.0) | — | — |
| Model 1∗ | 1 | 2.522 (1.621, 3.923) | 4.530 (2.990, 6.864) | 7.259 (4.851, 10.862) | <0.001∗ | 1.875 (1.686, 2.085) |
| Model 2† | 1 | 2.335 (1.493, 3.651) | 3.968 (2.599, 6.056) | 5.965 (3.930, 9.053) | <0.001∗ | 1.786 (1.592, 2.003) |
| Model 3‡ | 1 | 2.348 (1.500, 3.675) | 4.006 (2.622, 6.121) | 5.959 (3.922, 9.054) | <0.001∗ | 1.786 (1.590, 2.006) |
∗Unadjusted. †Adjusted for age, education, and family history of diabetes. ‡Adjusted for age, sex, area, education, smoking, drinking, family history of diabetes, and regular exercise.