Table 4.
Harrell C-statistic for the predictive power of LV parameters and CVD outcomes determined from non-adjusted cox regression models
| LV parameters | C-statistic/AUC | 95% CI |
|---|---|---|
| Heart failure | ||
| LVGFI (2D) | 0.80 | 0.69–0.91 |
| LVEF (2D) | 0.66 | 0.53–0.80 |
| LVGFI | 0.65 | 0.58–0.73 |
| LVEF | 0.58 | 0.51–0.66 |
| Hard CVD | ||
| LVGFI (2D) | 0.64 | 0.58–0.71 |
| LVEF (2D) | 0.58 | 0.52–0.65 |
| LVGFI | 0.61 | 0.56–0.65 |
| LVEF | 0.52 | 0.48–0.56 |
| ALL CVD events | ||
| LVGFI (2D) | 0.63 | 0.57–0.70 |
| LVEF(2D) | 0.57 | 0.51–0.64 |
| LVGFI | 0.60 | 0.56–0.64 |
| LVEF | 0.52 | 0.48–0.56 |
AUC, area under the curve; CI, confidence interval; 2D, two-dimensional; LV, left ventricular; LVEF, left ventricular ejection fraction; LVGFI, left ventricular global function index.