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Table 1 Demographic data

From: Perioperative beta-blocker and its effect on coronary artery bypass graft patients outcome after surgery

Demographic data Control group (n = 25) Study group (n = 25) t/χ2# p value
Age (years)
 Range 40–70 40–70 0.679 0.503
 Mean ± SD 58.76 ± 8.23 57.20 ± 8.01
Sex
 Male 16 (64.0%) 15 (60.0%) 0.087 0.768
 Female 9 (36.0%) 10 (40.0%)
Time of operation (h)
 Range 5–7 5–7 0.639 0.526
 Mean ± SD 6.40 ± 0.90 6.24 ± 0.87
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