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Comorbidity severity score*
| Score | No (%) of patients |
|---|---|
| 0 | 107 (36.6) |
| 1 | 21 (7.2) |
| 2 | 52 (17.8) |
| 3 | 39 (13.4) |
| 4 | 29 (9.9) |
| 5 | 16 (5.5) |
| 6 | 15 (5.1) |
| 7 | 8 (2.7) |
| 8 | 5 (1.7) |
Cardiac score, according to New York Heart Association, and respiratory disease score (1-4), cerebrovascular disease score (1-4), peripheral vascular disease score (1-4), cirrhosis (4), and malignancy score (1-4).
