Table 7 Receiver operating characteristic curve analysis of factors predicting the cerebrovasospasm among 303 patients
| Â | HMGB1 | WFNS score | Modified Fisher score |
|---|---|---|---|
Criterion | >8.8 ng/mL | >2 | >2 |
Area under curve | 0.804 | 0.879 | 0.874 |
95% confidence interval | 0.754 to 0.847 | 0.837 to 0.913 | 0.831 to 0.909 |
Sensitivity | 74.0 | 80.9 | 84.7 |
95% confidence interval | 65.7 to 81.3 | 73.1 to 87.3 | 77.4 to 90.4 |
Specificity | 78.5 | 79.7 | 76.7 |
95% confidence interval | 71.6 to 84.4 | 72.9 to 85.4 | 69.4 to 82.2 |
+ likelihood ratio | 3.44 | 3.98 | 3.64 |
95% confidence interval | 3.0 to 3.9 | 3.6 to 4.4 | 3.3 to 4.1 |
- likelihood ratio | 0.33 | 0.24 | 0.20 |
95% confidence interval | 0.2 to 0.5 | 0.2 to 0.4 | 0.1 to 0.3 |
P value | Reference | 0.016 | 0.017 |