Universal vital assessment score risk categories for patients pooled from hospital-based cohort studies conducted in six African countries from 2009 to 2015
| Risk category (score) | n (%) | Deaths (%) | OR (95% CI) |
| Low (0–1) | 2055 (36.9) | 118 (5.7) | Reference |
| Medium (2-4) | 2119 (38) | 305 (14.4) | 2.76 (2.22 to 3.46) |
| High (>4) | 1399 (25.1) | 543 (38.8) | 10.41 (8.43 to 12.96) |