Table 3.
Receiver operating characteristic curve analysis of factors predicting the 1-year mortality among 303 patients
| HMGB1 | WFNS score | Modified Fisher score | |
|---|---|---|---|
| Criterion |
>9.5 ng/mL |
>3 |
>3 |
| Area under curve |
0.856 |
0.920 |
0.927 |
| 95% confidence interval |
0.812 to 0.894 |
0.884 to 0.948 |
0.892 to 0.954 |
| Sensitivity |
88.1 |
78.6 |
88.1 |
| 95% confidence interval |
74.4 to 96.0 |
63.2 to 89.7 |
74.4 to 96.0 |
| Specificity |
70.1 |
90.4 |
86.6 |
| 95% confidence interval |
64.2 to 75.6 |
86.2 to 93.7 |
81.8 to 90.5 |
| + likelihood ratio |
2.95 |
8.20 |
6.57 |
| 95% confidence interval |
2.6 to 3.4 |
7.0 to 9.7 |
5.8 to 7.4 |
| - likelihood ratio |
0.17 |
0.24 |
0.14 |
| 95% confidence interval |
0.07 to 0.4 |
0.1 to 0.5 |
0.06 to 0.3 |
| P value | Reference | 0.106 | 0.100 |
HMGB1, high mobility group box-1; WFNS, World Federation of Neurological Surgeons.