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Table 1 Demographic characteristics of patients

From: Serum cholesterol levels and postoperative atrial fibrillation

  Group I Group II
(n = 36) (n = 64)
Age* 68.50 ± 8.05 62.40 ± 10.52
Gender (female/male) 10/26 13/51
Family history 6 (16.7%) 15 (23.4%)
Smoking history (10 years, 5 cigarettes/d) 20 (55.6%) 32 (50.0%)
Hypertension (BP >139/89 mmHg) 20 (55.6%) 33 (51.6%)
Diabetes mellitus (DM) 11 (30.6%) 25 (39.1%)
Carotis artery lesion 4 (11.1%) 3 (4.7%)
Periferal artery disease 5 (13.9%) 6 (9.4%)
Angina pectoris 20 (55.6%) 41 (64.1%)
Myocardial infarction 5 (13.9%) 19 (29.7%)
Beta-blocker use 19 (52.8%) 34 (53.1%)
Statin use 7 (19.0%) 13 (20.3%)
COPD (using steroid) 5 (13.9%) 4 (6.2%)
Left ventricular ejection fraction (%) 51.63 ± 12.43 50.28 ± 9.88
Body mass index 25.41 ± 3.47 26.64 ± 3.76
  1. *P value for Age is significant (< 0.05) whereas the values are insignificant for the rest.