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Table 2 Homogeneity test of demographic characteristics and outcome variables in pre-test (N = 120)

From: Nursing students’ knowledge, attitude, self-efficacy in blended learning of cardiopulmonary resuscitation: a randomized controlled trial

Variables Exp (n = 60)Con (n = 60)tp
M (SD)M (SD)
Age (years) 21.18 (1.08)21.27 (1.16)0.41.685
Self-efficacy 71.51 (19.04)69.31 (22.78)−0.57.567
Knowledge 7.98 (3.32)6.63 (2.76)−2.42.017
AttitudeEmotion37.70 (8.08)35.90 (8.06)−1.22.225
Behavior7.03 (1.51)7.56 (1.75)1.78.077
Cognition7.25 (1.49)7.51 (1.76)0.90.373
  n (%)n (%)χ2p
GenderFemale50 (83.4%)50 (83.4%)0.001.999
Male10 (16.6%)10 (16.6%)
Grades1st20 (33.3%)20 (33.3%)0.001.999
2nd20 (33.3%)20 (33.3%)
3rd20 (33.3%)20 (33.3%)
Clinical practiceYes20 (33.3%)20 (33.3%)0.001.999
No40 (66.7%)40 (66.7%)
Have you ever observed CPR?Yes18 (30%)13 (21.6%)1.09.297
No42 (70%)47 (78.4%)
Have you ever had CPR training?Yes47 (78.3)43 (71.7%)0.71.399
No13 (21.7%)17 (28.3%)
Have you ever done CPR?Yes11 (18.3%)9 (15%)0.24.624
No49 (81.7%)51 (85%)
  1. Note. M Mean, SD Standard Deviation, CPR Cardiopulmonary resuscitation, Exp Experimental Group, Con Control Group