Table 5 Diagnostic properties of model at various cut-off values of the total score
From: Identifying risk factors for the development of sepsis during adult severe malaria
Cut-off | Total score | Prob (%) | Sepsis | No sepsis | Sensitivity | Specificity | PPV | NPV | OCCR | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
PS | PNS | PS | PNS | ||||||||
25th percentile | 14.6 | 7.0 | 56 | 24 | 295 | 670 | 70.00 | 69.43 | 15.95 | 96.54 | 69.47 |
Median | 18.8 | 18 | 31 | 49 | 63 | 902 | 38.75 | 93.47 | 32.98 | 94.85 | 89.28 |
75th percentile | 23.2 | 31 | 15 | 65 | 21 | 944 | 18.75 | 97.82 | 41.67 | 93.56 | 91.77 |