Table 4.
Biomarkers of left ventricular systolic function
| NRI | IDI | AUC | |||
|---|---|---|---|---|---|
| Event | Non-event | Event | Non-event | ||
| CT-1 | −0.182 (−0.396, 0.321) | 0.455 (0.128, 0.688) | 0.057 (−0.004, 0.182) | 0.037 (−0.003, 0.112) | 0.7632 (0.0042) |
| BNP | 0.182 (−0.380, 0.619) | 0.636 (0.122, 0.836) | 0.075 (−0.005, 0.253) | 0.048 (−0.010, 0.176) | 0.7062 (0.0004) |
| IGFBP-7 | 0.182 (−0.372, 0.522) | 0.212 (−0.241, 0.556) | 0.025 (−0.016, 0.146) | 0.016 (-0.010, 0.094) | 0.5937 (0.0157) |
| TGF-β1 | 0.262 (−0.142, 0.378) | 0.599 (−0.051, 0.634) | 0.117 (−0.07, 0.231) | 0.212 (−0.02, 0.321) | 0.459 (0.08) |
AUC, area under the curve; BNP, brain natriuretic peptide; CT-1, plasma cardiotrophin; IDI, integrated discrimination index; IGFBP-7, human insulin-like growth factor binding protein-7; NRI, net reclassification index; TGF-β1, human transforming growth factors β1.