Table 1.

Charlson Co-morbidity index

Co-morbid condition	cCCI weights	uCCI weights
Myocardial infarction	1	0
Congestive heart failure	1	2
Peripheral vascular disease	1	0
Cerebrovascular disease	1	0
Dementia	1	2
Chronic obstructive pulmonary disease	1	1
Connective tissue disorder	1	1
Peptic ulcer disease	1	0
Mild liver disease	1	2
Diabetes without complication	1	0
Diabetes with complication	2	1
Hemiplegia or paraplegia	2	2
Chronic kidney disease stage III	2	1
Any malignancy without metastasis	2	2
Leukemia	2
Lymphoma	2
Moderate or severe liver disease	3	4
Metastatic tumor	6	6
AIDS	6	4
Maximum score	33	24

Adapted from Ternavasio-de la Vega et al[27] (2018). AIDS: Acquired Immune Deficiency Syndrome; cCCI: Classical Charlson Comorbidity Index; uCCI: Updated Charlson Comorbidity Index.