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Table 4 Prevalence of comorbidities among AMI patients (%)

From: ICD-10 coding algorithms for defining comorbidities of acute myocardial infarction

Variables ICD-9 Data ICD-10 Data
  N (% of 29610) N (% of 20251)
Age     
20 – 49 2835 (9.6) 1895 (9.4)
50 – 64 8136 (27.5) 5499 (27.2)
65 – 74 8151 (27.5) 4793 (23.7)
>=75 10488 (35.4) 8064 (39.8)
Gender     
Female 9812 (33.1) 6976 (34.4)
Male 19798 (66.9) 13275 (65.6)
Comorbidities     
Shock 749 (2.5) 366 (1.8)
Diabetes with Complications 510 (1.7) 535 (2.6)
Congestive Heart Failure 6319 (21.3) 3963 (19.6)
Cancer 512 (1.7) 362 (1.8)
Cerebrovascular Disease 1027 (3.5) 510 (2.5)
Pulmonary Edema 188 (0.6) 119 (0.6)
Acute Renal Failure 632 (2.1) 720 (3.6)
Chronic Renal Failure 783 (2.6) 695 (3.4)
Cardiac Dysrhythmias 5540 (18.7) 3478 (17.2)