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Charlson comorbidity index: comorbidity list and disease weights
| Score | Pre-existing comorbidity |
|---|---|
| 1 | Myocardial infarct |
| Congestive heart failure | |
| Peripheral vascular disease | |
| Cerebrovascular disease | |
| Dementia | |
| Chronic pulmonary disease | |
| Connective tissue disease | |
| Ulcer disease | |
| Mild liver disease | |
| Diabetes | |
| 2 | Hemiplegia |
| Moderate or severe renal disease | |
| Diabetes with end organ damage | |
| Any tumor | |
| Leukemia | |
| Lymphoma | |
| 3 | Moderate or severe liver disease |
| 6 | Metastatic solid tumor |
| AIDS |
