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Table 1 Original and updated Charlson comorbidity scores and disease categories

From: Simple Excel and ICD-10 based dataset calculator for the Charlson and Elixhauser comorbidity indices

Variable Value
Original Charlson weight score
 Median (25th–75th percentile) 1 (0–3)
Binned estimates
 0 3521 (30.6)
 1–2 4841 (42.1)
 3–4 2289 (19.9)
  ≥ 5 840 (7.3)
Updated Charlson weight score
 Median (25th–75th percentile) 2 (0–2)
Binned estimates
 0 4495 (39.1)
 1–2 4127 (35.9)
 3–4 2258 (19.7)
  ≥ 5 611 (5.3)
Categories
 Myocardial infarction 796 (6.9)
 Congestive heart failure 5025 (43.7)
 Peripheral vascular disease 1197 (10.4)
 Cerebrovascular disease 2477 (21.6)
 Dementia 1106 (9.6)
 Chronic pulmonary disease 1243 (10.8)
 Rheumatic disease 383 (3.3)
 Peptic ulcer disease 542 (4.7)
 Mild liver disease 174 (1.5)
 Diabetes without complications 1242 (10.8)
 Diabetes with complications 678 (5.9)
 Hemi- or paraplegia 530 (4.6)
 Moderate/severe renal disease 465 (4.0)
 Any malignancy 1179 (10.3)
 Moderate/severe liver disease 36 (0.3)
 Metastatic solid tumor 42 (0.4)
 AIDS/HIV 1 (< 0.0)
  1. Values are n (%) unless otherwise specified