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Table 3 Performance of chest compressions for firefighters

From: Comparison of the quality of chest compressions on a dressed versus an undressed manikin: A controlled, randomised, cross-over simulation study

 

Mean percentage of correct actions

Variable*

Undressed chest

(95% CI)

Dressed chest

(95% CI)

Mean group Difference

(95% CI)

p value

Correct hand positioning

99% (97;100)

99% (99;100)

-1 (-2;1)

0.46

Complete release

(≤ 10 mm)

81% (67;96)

74% (57;90)

8 (-11;27)

0.40

Correct compressions depth

(range 40-50 mm)

38% (18;57)

49% (32;67)

-12 (-36;13)

0.34

Compressions correct in all aspects

26% (8;44)

32% (17;48)

-6 (-26;13)

0.50

  1. *All variables are means per group in the studied cycle of performed CPR given as percentage.
  2. Firefighters. Group means and differences for performance of chest compressions for the variables: Correct hand positioning, complete release (≤ 10 mm), correct compressions depth (range 40-50 mm) and compressions correct in all aspects, performed on an undressed and dressed chest.