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Table 1 Preoperative and demographic characteristics of the patients in the study sample.

From: Magnesium sulphate and amiodarone prophylaxis for prevention of postoperative arrhythmia in coronary by-pass operations

  Group 1 (Magnesium, n = 64) Group 2 (Amiodarone, n = 64) Group 3 (Control, n = 64) P value
Age (years) 58 ± 8 61 ± 6 57.6 ± 8.8 NS
Sex (M/F) 40/24 42/22 52/8 NS
History of MI 32 (50%) 30 (47%) 30 (47%) NS
Hypertension 23 (36%) 21 (33%) 23 (36%) NS
Smoking 23 (36%) 16 (25%) 23 (36%) NS
COPD 7 (11%) 8 (12. 5%) 8 (12. 5%) NS
PTCA-Stent 4 (6.2%) 6 (9.4%) 4 (6.2%) NS
Preoperative use of beta blocker 21 (33%) 23 (36%) 21 (33%) NS
BSA 1.79 ± 0.2 1.78 ± 0.3 1.78 ± 0.3 NS
LVEDP(mmHg) 13.6 ± 4.2 16.9 ± 6.5 14.6 ± 4.4 NS
Left ventricle EF (mean %) 45 ± 4 43 ± 3 44 ± 4 NS
Diabetes Mellitus 20 (31%) 18 (28%) 18 (28%) NS
  1. MI, myocardial infarction; COPD, chronical obstructive pulmonary disease; NYHA, New York Heart Association; PTCA, percutan transluminal coronary angioplasty; BSA, body surface area; LVEDP, left ventricle end diastolic pressure; NS, not significant (p > 0.05).