Table 10 Receiver operating characteristic curve analysis of factors predicting the cerebrovasospasm among 303 patients
From: Detection of copeptin in peripheral blood of patients with aneurysmal subarachnoid hemorrhage
| Â | Copeptin | WFNS score | Modified Fisher score |
|---|---|---|---|
Criterion | >23.4 pmol/L | >2 | >2 |
Area under curve | 0.792 | 0.879 | 0.874 |
95% confidence interval | 0.742 ~0.836 | 0.837 ~ 0.913 | 0.831~0.909 |
Sensitivity | 69.2 | 80.9 | 84.7 |
95% confidence interval | 60.8 ~77.4 | 73.1 ~87.3 | 77.4 ~90.4 |
Specificity | 84.9 | 79.7 | 76.7 |
95% confidence interval | 78.6 ~ 89.9 | 72.9~85.4 | 69.4~82.2 |
Odds ratio | 7.783 | 9.488 | 7.814 |
95% confidence interval | 4.617~13.121 | 5.597~16.085 | 4.663~13.096 |
+ likelihood ratio | 4.60 | 3.98 | 3.64 |
95% confidence interval | 4.0 ~5.2 | 3.6~ 4.4 | 3.3 ~4.1 |
- likelihood ratio | 0.36 | 0.24 | 0.20 |
95% confidence interval | 0.2~ 0.6 | 0.2 ~0.4 | 0.1 ~0.3 |
P value | Reference | 0.002 | 0.006 |