Table 2 Prevalence of co‐morbid diseases based on the Charlson co‐morbidity index (CCI) in 1844 surgical patients in the period 1993–8.
| CCI score | Condition | No (%) of patients |
|---|---|---|
| 1 | Coronary artery disease* | 359 (19.5) |
| Congestive heart failure | 61 (3.3) | |
| Chronic pulmonary disease | 328 (17.8) | |
| Peptic ulcer disease | 143 (7.8) | |
| Peripheral vascular disease | 126 (6.8) | |
| Mild liver disease | 8 (0.4) | |
| Cerebrovascular disease | 53 (2.9) | |
| Connective tissue disease | 3 (0.2) | |
| Diabetes | 70 (3.8) | |
| Dementia | 0 (0) | |
| 2 | Hemiplegia | 10 (0.5) |
| Moderate to severe renal disease | 11 (0.6) | |
| Diabetes with end organ damage | 0 (0) | |
| Any prior tumour within 5 years† | 95 (5.2) | |
| Leukaemia | 2 (0.1) | |
| Lymphoma | 15 (0.8) | |
| 3 | Moderate to severe liver disease | 3 (0.2) |
| 6 | Metastatic solid tumour | 7 (0.4) |
| AIDS | 0 (0) |
*Including myocardial infarction and angina pectoris.
†Excluding basal cell skin carcinoma.