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Table 2 Clinical characteristics and severity of coronary heart disease before CABG

From: Retention of work capacity after coronary artery bypass grafting. A 10-year follow-up study

  Female (n = 12) % Male (n = 129) % All (n = 141) %
Concomitant diseases    
Hypertension 83 33 38
Hypercholesterolemia 90 91 91
Diabetes mellitus 25 4 6
Previous MI 70 61 62
Previous TIA or stroke 0 3 3
Intermittent claudication 0 4 3
Smoking    
Previous 30 60 58
Current 20 15 16
Cardiac function    
EF 35 to < 50% 9 7 7
EF < 35% 0 3 3
NYHA II 17 20 20
NYHA III 58 64 63
NYHA IV 25 16 17
Severity of CHD    
Three-vessel disease 33 48 47
Left main disease 8 10 10
Elective operation 91 86 87
Urgent operation 9 12 11
Emergency operation 0 2 2
  1. (MI = myocardial infarct, TIA = transient ischemic attack, EF = ejection fraction, NYHA = angina pectoris symptoms according to New York Heart Association, CHD = coronary heart disease)