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Table 1 Comparison of demographic characteristics of patients in intervention and control groups

From: The effect of natural sounds on the anxiety of patients undergoing coronary artery bypass graft surgery

Demographic data Intervention group number (%) Control group number (%) p value
Age (years) >40 1(2.3) 4(8.9) 0.28a
40–60 24(53.3) 14(31.1)
<60 20(44.4) 27(60)
Gender Man 27(60) 29(64.4) 0.66b
Woman 18(40) 16(35.6)
Marital status Married 39(86.7) 34(95.6) 0.13b
Single 6(13.3) 2(4.4)
Disease duration (years) >5 12(26.7) 9(20) 0.91a
5–15 28(62.2) 34(75.6)
<15 5(11.1) 2(4.4)
  1. aMann-Whitney U test
  2. bChi-square