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Table 3 The total number of CCs with each CPR method and the number of adequate chest compressions with each compression depth and CPR method

From: Comparison of CPR quality and rescuer fatigue between standard 30:2 CPR and chest compression-only CPR: a randomized crossover manikin trial

 

Total number of chest compressions

Adequate number of chest compressions with a depth of more than 5cm

Adequate number of chest compressions with a depth of more than 4 cm

Time (minute)

ST-CPR

CO-CPR

p-value

ST-CPR

CO-CPR

p-value

ST-CPR

CO-CPR

p-value

1

80 ± 9

109 ± 6

0.001

55 ± 33

67 ± 44

0.048

73 ± 20

97 ± 29

<0.001

2

77 ± 7

110 ± 7

0.001

41 ± 35

45 ± 47

0.309

64 ± 23

81 ± 42

0.007

3

77 ± 9

110 ± 6

0.001

39 ± 36

35 ± 45

0.464

62 ± 28

71 ± 46

0.185

4

76 ± 9

110 ± 7

0.001

31 ± 32

27 ± 43

0.428

57 ± 29

65 ± 48

0.161

5

76 ± 9

110 ± 7

0.001

32 ± 34

25 ± 41

0.128

56 ± 29

60 ± 49

0.509

6

75 ± 9

111 ± 8

0.001

31 ± 35

20 ± 39

0.042

52 ± 33

51 ± 50

0.963

7

75 ± 9

111 ± 8

0.001

27 ± 32

17 ± 36

0.040

51 ± 33

45 ± 50

0.342

8

76 ± 10

111 ± 9

0.001

29 ± 34

17 ± 36

0.024

50 ± 32

41 ± 49

0.236