Table 4.
The incremental predictive value of the abdominal obesity indices for CVD
| Model | C-statistic D-(95% CI) |
P-value | IDI (95% CI) | P-value | NRI (95% CI) | P-value |
|---|---|---|---|---|---|---|
| Basic model | 0.676 (0.630, 0.723) | Ref. | Ref. | Ref. | ||
| + WC | 0.679 (0.631, 0.727) | 0.043 | 0.0043 (2e−04, 0.0084) | 0.041 | 0.1353 (− 0.052, 0.3226) | 0.157 |
| + WHR | 0.676 (0.629, 0.722) | 0.810 | 2e−04 (− 3e−04, 6e−04) | 0.482 | 0.0409 (− 0.1464, 0.2282) | 0.669 |
| + LAP | 0.679 (0.632, 0.725) | 0.208 | 0.0017 (− 7e−04, 0.0041) | 0.168 | 0.0595 (− 0.1236, 0.2427) | 0.524 |
| + VAI | 0.681 (0.635, 0.728) | 0.010 | 0.0118 (− 0.0028, 0.0264) | 0.112 | 0.1155 (− 0.0666, 0.2976) | 0.214 |
| + CVAI | 0.690 (0.641, 0.739) | < 0.001 | 0.0125 (0.005, 0.0201) | 0.001 | 0.3277 (0.1426, 0.5128) | < 0.001 |
p values in bold are < 0.05
CVD cardiovascular disease, CI confidence interval, IDI integrated discrimination improvement, NRI net reclassification improvement, Ref. reference, WC waist circumference, WHR waist–hip ratio, LAP lipid accumulation product, VAI visceral adiposity index, CVAI Chinese visceral adiposity index