Table
3: Prognostic
performance for copeptin in Day 1 and Day 3 to predict mortality (n= 24 vs.
n=82).
Copeptin |
AUC |
p |
95%
C.I |
Cut
off# |
Sensitivity |
Specificity |
PPV |
NPV |
Day
1 |
0.811 |
<0.001* |
0.725
- 0.898 |
>25.4 |
87.50 |
70.73 |
46.7 |
95.1 |
Day
3 |
0.928 |
<0.001* |
0.876
- 0.981 |
>26.1 |
100.0 |
73.17 |
52.2 |
100.0 |
AUC:
Area Under a Curve; p value: Probability value; CI: Confidence Intervals; NPV:
Negative predictive value; PPV: Positive predictive value.
*:
Statistically significant at p ≤ 0.05.
#Cut
off was choose according to youden index.