DECAF score, inhospital mortality, sensitivity and specificity
| Mortality by risk group*, % | p Value | ||||||
|---|---|---|---|---|---|---|---|
| DECAF score | n | Died inhospital, n (%) | Sensitivity | Specificity | Validation | Derivation | |
| 0 | 255 | 0 (0) | 1.00 | 0 | 1.0 | 1.4 | 0.60 |
| 1 | 519 | 8 (1.5) | 1.00 | 0.16 | |||
| 2 | 498 | 27 (5.4) | 0.94 | 0.48 | 5.4 | 8.4 | 0.14 |
| 3 | 301 | 46 (15.3) | 0.73 | 0.78 | 21.4 | 34.7 | 0.00046 |
| 4 | 113 | 35 (31.0) | 0.39 | 0.94 | |||
| 5 | 37 | 15 (40.5) | 0.12 | 0.99 | |||
| 6 | 2 | 1 (50.0) | 0.0076 | 1.00 | |||
| Total | 1725 | 132 (7.7) | N/A | N/A | 7.7 | 10.4 | 0.016 |
*Risk groups: low=DECAF 0–1; intermediate=DECAF 2; high=DECAF 3–6.
Proportions of patients who died by risk group for validation and derivation cohort compared with Fisher's exact test.