Table 2. Charlson Comorbidity Index.
Electrocardiogram (ECG); Centimeter (cm); Cardiovascular Attack (CVA); Transient Ischemic Attack (TIA); Human Immunodeficiency Virus (HIV)
| SCORE | CONDITION |
| 1 | Myocardial Infarction (history, not ECG changes only) |
| Congestive heart failure | |
| Peripheral vascular disease (includes aortic aneurysm ≥6cm) | |
| Cerebrovascular disease: CVA with mild or no residua or TIA | |
| Dementia | |
| Chronic pulmonary disease | |
| Connective tissue disease | |
| Peptic ulcer disease | |
| Mild liver disease (without portal hypertension, includes chronic hepatitis) | |
| Diabetes without end-organ damage (excludes diet-controlled alone) | |
| 2 | Hemiplegia |
| Moderate or severe renal disease | |
| Diabetes with end-organ damage (retinopathy, neuropathy, nephropathy, or brittle diabetes) | |
| Tumor without metastases (exclude if >5years from diagnosis) | |
| Leukemia (acute or chronic) | |
| Lymphoma | |
| 3 | Moderate or severe liver disease |
| 6 | Metastatic solid tumor |
| AIDS (not just HIV-positive) |