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Table 4 Summary statistics and the results of the tests for comparing the groups for three study variables

From: Effect of the Cardio First Angel™ device on CPR indices: a randomized controlled clinical trial

Variable Total (n = 80) Intervention (n = 40) Control (n = 40)  
  Median (Q1–Q3) Median (Q1–Q3) Median (Q1–Q3) p Valuea
CPR duration 34 (32–43) 34 (32–36) 36 (33–44) 0.076
CPR evaluation score 7 (6–9) 9 (9–9.75) 6 (5–6) <0.0001
CPR guideline observation score 7.5 (5–9) 9 (8–10) 5 (5–6) <0.0001
  1. CPR cardiopulmonary resuscitation
  2. aMann-Whitney U test