Table 3 Charlson Age-Comorbidity Index (CACI Index)

Age

Each decade of age ≥ 50 years is equivalent to a 1-point increase in comorbidity (i.e. 50–59 years = 1 point; 60–69 years = 2 points).

AIDS

Metastatic solid tumour

+ 6 points

Moderate or severe liver disease

+ 3 points

Any non-metastatic solid tumour

Malignant lymphoma

Leukaemia

Diabetes with end organ damage

Moderate or severe renal disease

Hemiplegia

+ 2 points

Diabetes without end organ failure

Mild liver disease

Ulcer disease

Connective tissue disease

Chronic pulmonary disease

Dementia

Cerebrovascular disease

Peripheral vascular disease

Congestive heart failure

Myocardial infarction

+ 1 point