Items

Pre-training accurate rate

Post-training accuracy rate

x²

P

CPR

Ratio of chest compression to artificial respiration

68.42%

98.78%

28.079

<0.001

Area of chest compression

65.26%

100%

35.012

<0.001

Foreign-body airway obstruction

First aid for children with foreign body obstruction

18.95%

36.59%

56.848

<0.001

Heimlich method

36.84%

89.02%

50.383

<0.001

Bandaging and hemostasis

Hemostasis

29.47%

76.83%

39.511

<0.001

Fracture fixation

26.32%

53.66%

54.099

<0.001

Trauma care

24.21%

51.22%

13.816

<0.001