Table 5.
The sensitivity, specificity, positive predictive value, and negative predictive value of OHIR score at cut-off point ≥3 in this study.
| OHIR score | Value (%) | 95% CI |
|---|---|---|
| Sensitivity | 72.3 | 60.2–82.6 |
| Specificity | 76.5 | 66.8–84.1 |
| Positive predictive value | 66.7 | 54.5–77.1 |
| Negative predictive value | 81.2 | 71.7–88.2 |
| Accuracy | 75 | — |
| Likelihood ratio | 3.09 | — |
| AUC for ROC of OHIR | 0.746 | 0.668–0.824 |
OHIR: Open-Heart Intraoperative Risk; CI: confidence intervals; AUC for ROC: the area under the receiver operating characteristic curve.