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Table 1 Characteristics of study participants

From: Smartphone apps to support laypersons in bystander CPR are of ambivalent benefit: a controlled trial using medical simulation

  Total (n,%) Control group (n,%) Facultative group (n,%) Mandatory group (n,%)
Number of participants 200 74 (37.0) 65 (32.5) 61 (30.5)
Gender 197 71 65 61
Male 95 (48.2) 37 (52.1) 31 (47.7) 27 (44.3)
Female 102 (51.8) 34 (47.9) 34 (52.3) 34 (55.7)
Age (years) 196 71 64 61
13 37 (18.9) 14 (19.7) 23 (35.9) 0
14 53 (27.0) 21 (29.6) 24 (37.5) 8 (13.1)
15 57 (29.1) 16 (22.5) 10 (15.6) 31 (50.8)
16 32 (16.3) 10 (14.1) 7 (10.9) 15 (24.6)
17 17 (8.7) 10 (14.1) 0 7 (11.5)
Pre-existing first aid knowledgea 192 77 63 52
None 71 (37.0) 29 (37.7) 19 (30.1) 23 (44.3)
First Aid Course 105 (54.7) 37 (48.1) 42 (66.7) 26 (50.0)
Member of volunteer fire brigade 5 (2.6) 4 (5.2) 1 (1.6) 0
School paramedic 4 (2.1) 3 (3.8) 0 1 (1.9)
Other 7 (3.6) 4 (5.2) 1 (1.6) 2 (3.8)
Have you been in an emergency situation before? 196 74 61 61
Yes 12 (6.1) 3 (4.1) 5 (8.2) 4 (6.6)
No 184 (93.9) 71 (95.9) 56 (91.8) 57 (93.4)
  1. a Legend: multiple answers possible