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Table 2 Differences between the study groups related to the participants’ socio-demographic data

From: Implementation of an educational module on nosocomial infection control measures: a randomised hospital-based trial

Variables Intervention1
(n = 180)
Intervention2
(n = 180)
Waitlist group
(n = 180)
χ2 P-value
  Mean ranks Mean ranks Mean ranks   
Age 255.92 274.12 281.46 2.576 0.28
  No. % No. % No. %   
Gender
 Male 87 48.3 100 55.6 93 51.7 1.88 0.39
 Female 93 51.7 80 44.4 87 48.3
Previous in-service training
 Yes 43 23.9 44 24.4 49 27.2 0.609 0.74
 No 137 76.1 136 75.6 131 72.8
Date of last training course attended
  ≤ 1 year 25 55.6 25 56.8 21 44.7 1.644 0.44
  > 1 year 20 44.4 19 43.2 26 55.3
Previous working experiences
 Yes 139 77.2 135 75.0 130 72.2 1.199 0.55
 No 41 22.8 45 25.0 50 27.8
Years of working experiences
  < 5 80 44.4 76 42.2 66 36.7 2.387 0.30
  ≥ 5 100 55.6 104 57.8 114 63.3
  1. * χ2 is significant at ≤0.05 level