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Table 1 Description and comparison of demographic characteristics of the subjects

From: Investigating the effect of inquiry-based stress reduction on mortality awareness and interpersonal problems among intensive care unit nurses

Group Variable Intervention Control Independent T-test P-value
Mean Standard Division Mean Standard Division
Age 34.88 4.80 33.71 4.36 1.04 0.30
  Frequency Percentage Frequency Percentage Chi-square test statistics  
Gender      1.22 0.35
 Male 4 12.5 8 22.9   
 Female 28 87.5 27 77.1   
Marital Status      1.14 0.31
 Single 8 25.0 13 37.1   
 Married 24 75.0 22 62.9   
Education      0.24 0.75
 BSc 26 81.2 30 85.7   
 MSc and Higher 6 18.8 5 14.3   
Income      1.33 0.33
 In the range of 20–40 Million IRR 7 21.9 4 11.4   
 More than 40 million IRR 25 78.1 31 88.6   
Work experience in a clinical environment      1.83 0.43
 < 5 Years 6 18.7 8 22.9   
 5–10 Years 10 31.3 6 17.1   
 10 < Years 16 50.0 21 60.0   
Work experience in an ICU      0.11 0.89
  < 5 Years 23 71.9 24 68.6   
 5–10 Years 8 25.0 10 28.6   
 10 < Years 1 3.1 1 2.8   
Type of work shift      1.15 0.55
 Morning shift 9 28.1 13 37.1   
 Evening shift 15 46.9 12 34.3   
 Night shift 8 25.0 10 28.6   
Type of intensive care unit      4.76 0.06
 ICU 20 62.5 30 85.7   
 CCU 12 37.5 5 14.3   
Position      0.88 0.62
 Nurse 31 96.9 32 91.4   
 Head Nurse 1 3.1 3 8.6   
Faces with life-threatening illness      0.51 0.62
 Yes 11 34.4 15 42.9   
 No 21 65.6 20 57.1   
Having the experience of seeing another person’s death      0.26 0.99<
 Yes 31 96.9 33 94.3   
 No 1 3.1 2 5.7 1.22