Table 3.

Chest compression data

Item	Mean Frequency of chest compressions per minute		Mean compression depth in cm		% of students attaining a depth of 5 cm at ≥ 50% of compressions		Mean time until the start of chest compression in seconds
	POST-Training	at 4 months	POST-training	at 4 months	POST-training	at 4 months	POST-training	at 4 months
Total	99.3 ± 23	102.4 ± 21.8	4.8 ± 0.5	4.9 ± 0.6	54,3	47,3	34.5 ± 16.8	41.8 ± 23.1
Boys	100.1 ± 23.5	105.3 ± 19.7	5 ± 0.6	5.2 ± 0.6	57,4	50,9	35.4 ± 17.9	42.2 ± 21.1
Girls	97.9 ± 21.4	100.5 ± 23.3	4.6 ± 0.5	4.7 ± 0.6	50,3	41,8	33.1 ± 15.8	42.0 ± 25.2

Data was calculated from the recordings of the Skillmaster Manikin