Table 1. Different weights assigned for specific conditions in the age adjusted Charlson Comorbidity Index and patients’ distribution.

Scores	Conditions	N=268, n (%)
Assigned weights for disease
1	Myocardial infarction	0 (0.0)
	Congestive heart failure	1 (0.4)
	Peripheral vascular disease	0 (0.0)
	Dementia	2 (0.7)
	Cerebrovascular disease	3 (1.1)
	Chronic pulmonary disease	4 (1.5)
	Ulcer disease	12 (4.5)
	Diabetes	13 (4.9)
	Hypertension	36 (13.4)
	Mild liver disease	83 (31.0)
2	Moderate or severe renal disease	0 (0.0)
	Hemiplegia	1 (0.4)
	Malignant lymphoma	2 (0.7)
	Any tumor	10 (3.7)
3	Moderate or severe liver disease	41 (15.3)
6	Metastatic solid tumor	0 (0.0)
	Acquired immune deficiency syndrome	0 (0.0)
Assigned weights for age
1	For each decade over age 40 years (up to 4 points)