Model | Variables | NRI (95%CI) | p | IDI (95%CI) | p | C-index |
---|---|---|---|---|---|---|
Model A | FRS | – | – | – | – | 0.562 |
Model B | FRS + CACS | 0.261(0.106–0.417) VS. Model A | <0.01* | 0.034(0.005–0.098) VS. Model A | 0.01* | 0.634 |
Model C | FRS + CACS + LFF | 0.397(0.187–0.528) VS. Model A 0.367(0.158–0.510) VS. Model B | <0.01* 0.01* | 0.100(0.043–0.190) VS. Model A 0.066(0.024–0.130) VS. Model B | <0.01* <0.01* | 0.725 |
Model D | FRS + CACS + LFF + Obstructive stenosis + Early revascularization | 0.451(0.280–0.580) VS. Model A 0.432(0.253–0.586) VS. Model B 0.048(-0.103-0.381) VS. Model C | <0.01* <0.01* 0.348 | 0.185(0.101–0.308) VS. Model A 0.151(0.083–0.249) VS. Model B 0.085(0.025–0.147) VS. Model C | <0.01* <0.01* <0.01* | 0.770 |