From: A Cerebral Recovery Index (CRI) for early prognosis in patients after cardiac arrest
Time | AUC | CRI | Predicting | Sensitivity (CI) | Specificity (CI) | PPV (CI) | NPV (CI) |
---|---|---|---|---|---|---|---|
A. Training set | |||||||
12 h | 0.83 | <0.04 | Poor outcome | 0.27 (0.11–0.50) | 1.00 (0.86–1.00) | 1.00 (0.54–1.00) | 0.60 (0.43–0.75) |
>0.90 | Good outcome | 0.13 (0.03–0.32) | 1.00 (0.85–1.00) | 1.00 (0.29–1.00) | 0.51 (0.35–0.67) | ||
18 h | 0.69 | <0.19 | Poor outcome | 0.28 (0.10–0.53) | 1.00 (0.85–1.00) | 1.00 (0.48–1.00) | 0.63 (0.45–0.79) |
>0.91 | Good outcome | 0.05 (0.00–0.22) | 1.00 (0.81–1.00) | 1.00 (-) | 0.46 (0.30–0.63) | ||
24 h | 0.87 | <0.35 | Poor outcome | 0.45 (0.23–0.68) | 1.00 (0.85–1.00) | 1.00 (0.66–1.00) | 0.68 (0.49–0.83) |
>0.61 | Good outcome | 0.57 (0.35–0.77) | 1.00 (0.83–1.00) | 1.00 (0.75–1.00) | 0.67 (0.47–0.83) | ||
36 h | 0.74 | <0.32 | Poor outcome | 0.28 (0.10–0.53) | 1.00 (0.86–1.00) | 1.00 (0.48–1.00) | 0.65 (0.75–1.00) |
>0.91 | Good outcome | 0.04 (0.00–0.21) | 1.00 (0.81–1.00) | 1.00 (-) | 0.44 (0.28–0.60) | ||
B. Test set | |||||||
12 h | 0.74 | <0.02 | Poor outcome | 0.13 (0.02–0.40) | 1.00 (0.83–1.00) | 1.00 (0.16–1.00) | 0.60 (0.42–0.77) |
>1.00 | Good outcome | 0.00 (0.00–0.17) | 1.00 (0.78–1.00) | - | 0.43 (0.26–0.60) | ||
18 h | 0.94 | <0.18 | Poor outcome | 0.59 (0.33–0.82) | 1.00 (0.85–1.00) | 1.00 (0.69–1.00) | 0.76 (0.56–0.90) |
>0.57 | Good outcome | 0.64 (0.41–0.83) | 1.00 (0.80–1.00) | 1.00 (0.77–1.00) | 0.68 (0.46–0.85) | ||
24 h | 0.87 | <0.29 | Poor outcome | 0.55 (0.32–0.76) | 1.00 (0.86–1.00) | 1.00 (0.73–1.00) | 0.71 (0.53–0.85) |
>0.69 | Good outcome | 0.25 (0.10–0.47) | 1.00 (0.85–1.00) | 1.00 (0.54–1.00) | 0.55 (0.38–0.70) | ||
36 h | 0.84 | <0.22 | Poor outcome | 0.30 (0.12–0.54) | 1.00 (0.86–1.00) | 1.00 (0.54–1.00) | 0.63 (0.46–0.78) |
>1.00 | Good outcome | 0.00 (0.00–0.14) | 1.00 (0.83–1.00) | - | 0.45 (0.30–0.61) |