Physicians | Nurses | Other healthcare professionals1 | Total | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
(n = 23) | (n = 26) | (n = 25) | (n = 74) | |||||||||
Variables | Before | After | p | Before | After | p | Before | After | p | Before | After | p |
Number using the AED, n (%) | 14 (61) | 22 (97) | 0.005 | 12 (46) | 25 (96) | <0.001 | 4 (16) | 24 (96) | <0.001 | 30 (41) | 71 (96) | <0.001 |
Ventilations | ||||||||||||
Ventilation volume ml, median (q1-q3) | 321 (0-635) | 670 (465-890) | 0.006 | 735 (621-826) | 656 (563-898) | n.s | 441 (0-920) | 726 (415-1081) | 0.031 | 621 (0-815) | 666 (444-928) | 0.009 |
Correct ventilations with correct volume according to guidelines, % | 3 (13.0) | 3 (13.0) | n.s | 5 (19.2) | 4 (15.4) | n.s | 8 (32.0) | 1 (4.0) | 0.020 | 16 (21.6) | 8 10.8) | n.s |
Compressions | ||||||||||||
Number of compressions per minute, mean (sd) | 48 (21) | 53 (14) | 0.031 | 47 (18) | 64 (99) | <0.001 | 37 (17) | 54 (15) | <0.001 | 44 (19) | 57 (14) | <0.001 |
Compressions with no errors,* median (q1-q3) | 24 (0-32) | 39 (6-143) | 0.012 | 27 (0-52) | 76 (21-99) | 0.009 | 1 (0-37) | 24 (5-77) | 0.024 | 18 (0-42) | 55 (13-99) | <0.001 |
Compression depth mm mean (sd) | 39 (10) | 41 (8) | 0.151 | 35 (9) | 39 (7) | 0.075 | 33 (13) | 40 (7) | 0.004 | 35 (11) | 40 (7) | 0.000 |