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| Variable | Score (points) |
|---|---|
| Serum Albumin level ≤ 24.5 (g l−1) | 1 |
| CRP level > 228 (mg l−1) | 1 |
| WCC > 12 (mcL) and respiratory rate > 17 (resps min−1) | 1 |
| Total score (points) | Percentage mortality risk (derivation cohort): | Percentage mortality risk (validation cohort): |
|---|---|---|
| 0 | 10.4% | 20.9% |
| 1 | 23.3% | 37.1% |
| 2 | 42.9% | 54.3% |
| 3 | 100% | 66.7% |
