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Table 1 Preoperative patient characteristics

From: Long-term results of surgical angioplasty for left main coronary artery stenosis: 18-year follow-up

Variable Total number = 24 (%)
Hypertension 5 (21)
Diabetes 4 (17)
Dyslipidemia 7 (29)
Smoking 10 (42)
Previous cardiac surgery 1 (4)
Preoperative IABP 4 (17)
Emergency operation 4 (17)
Degree of left main coronary stenosis  
≥ 90% 10 (42)
50 ~ 89% 14 (58)
LVEF (mean ± SD) 59 ± 8%
Diagnosis  
Stable angina 4 (17)
Unstable angina 18 (75)
Myocardial infarction 2 (8)
  1. IABP, Intraaortic balloon pump; LVEF, left ventricular ejection fraction; SD, standard deviation.