Table 1.
Characteristics of the study population
| Clinical characteristics of the study patients (n = 87) | |
|---|---|
| Age, median (range), y | 70 (21‐94) |
| Male sex, n (%) | 50 (57.5) |
| Current smoker, n (%) | 25 (28.7) |
| Immunosuppressant use, n (%) | 16 (18.4) |
| Primary disease, n (%) | |
| Cancer | 39 (44.8) |
| Liver cirrhosis | 5 (5.7) |
| Chronic hepatitis | 5 (5.7) |
| Cholangitis, cholecystitis | 10 (11.5) |
| Pancreatitis | 5 (5.7) |
| Gastrointestinal bleeding | 6 (6.9) |
| Ileus | 5 (5.7) |
| Peritonitis | 4 (4.6) |
| Other digestive disorders | 8 (9.2) |
| Coexisting disorder, n (%) | |
| Chronic obstructive pulmonary disease | 11 (12.6) |
| Diabetes mellitus | 21 (24.1) |
| Hypertension | 37 (42.5) |
| Coronary heart disease | 14 (16.1) |
| Chronic renal failure | 3 (3.4) |
| Age‐adjusted Charlson Comorbidity Index | |
| 0‐5 | 38 (43.7) |
| 6 | 13 (14.9) |
| 7 | 12 (13.8) |
| 8 | 5 (5.7) |
| ≥9 | 19 (21.8) |
| Exposure category | |
| Low | 30 (34.5) |
| Medium | 50 (57.5) |
| High | 7 (8.0) |