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Table 13 Receiver operating characteristic curve analysis of factors predicting one-year poor functional outcome among 303 patients

From: Detection of copeptin in peripheral blood of patients with aneurysmal subarachnoid hemorrhage

  Copeptin WFNS score Modified Fisher score
Criterion >23.8 pmol/L >2 >2
Area under curve 0.860 0.909 0.902
95% confidence interval 0.815~0.897 0.871~0.939 0.863~0.933
Sensitivity 82.2 96.7 95.6
95% confidence interval 72.7~89.5 90.6~99.3 89.0 ~98.7
Specificity 79.8 74.7 69.5
95% confidence interval 73.8~85.0 68.3 ~80.3 62.8~75.6
Odds ratio 18.284 85.228 48.941
95% confidence interval 9.684~34.522 25.912~280.325 17.237~139.015
+ likelihood ratio 4.07 3.81 3.13
95% confidence interval 3.6~4.6 3.5~4.2 2.8 ~3.5
- likelihood ratio 0.22 0.045 0.064
95% confidence interval 0.1~0.4 0.01 ~0.1 0.02 ~0.2
P value Reference 0.109 0.178
  1. WFNS indicates World Federation of Neurological Surgeons.