Question (correct answer) | No BLS training | BLS driver's education course only | p-value |
---|---|---|---|
N = 63 | N = 179 | ||
Gender [Male/Female] | Male: 9/63 (14%) | Male: 65/179 (36%) | <0.001 |
Age [years ± SD] | 19.1 ± 0.8 (18-21) | 19.7 ± 0.9 (19-24) | <0.001 |
Are you living in an urban area? | Yes: 19/63 (30%) | Yes: 57/179 (32%) | 0.804 |
Would you recognize a situation in which CPR is needed? § | Mean ± SD: 3.5 ± 0.5 | Mean ± SD: 3.9 ± 0.7 | <0.001 |
In your opinion, how well do you know BLS? §§ | Mean ± SD: 3.6 ± 0.6 | Mean ± SD: 2.9 ± 0.6 | <0.001 |
In your opinion, how effectively would you perform CPR? §§ | Mean ± SD: 2.6 ± 0.6 | Mean ± SD: 2.8 ± 0.6 | 0.024 |
Would you perform rescue breathing in everyone when needed ? | Yes: 46/63 (73%) | Yes: 172/179 (96%) | <0.001 |
What is the emergency telephone number? (112) | Yes: 58/63 (92%) | Yes: 157/179 (88%) | 0.345 |
How long should a lay person perform CPR? (until the rescue unit arrives) | Correct answer: 8/63 (13%) | Correct answer: 28/179 (16%) | 0.572 |
Have you ever done CPR? | Yes: 2/63 (3%) | Yes: 13/179 (7%) | 0.247 |
Have you ever seen someone to loose consciousness? | Yes: 22/63 (35%) | Yes: 68/179 (38%) | 0.665 |
Would you be willing to listen to dispatcher's instructions and perform CPR untill the rescue unit arrives? | Yes: 58/63 (92%) | Yes: 119/179 (67%) | <0.001 |
Would you do CPR with no scruples about it, when necessary? | Yes: 7/63 (11%) | Yes: 28/179 (16%) | 0.3792 |
Are you interested in gaining more skills and knowlege of BLS? | Yes: 63/63 (100%) | Yes: 165/179 (92%) | 0.0222 |
Would you be willing to gain additional BLS knowlege in a form of BLS courses? | Yes: 61/63 (97%) | Yes: 107/179 (60%) | <0.001 |
What is the correct position of hands when performing compressions? (on sternum in the middle of the chest) | Correct answer: 48/63 (76%) | Correct answer: 139/179 (78%) | 0.812 |
What is CPR ratio between chest compressions and breathing in adults? (30:2) | Correct answer: 23/63 (37%) | Correct answer: 70/179 (39%) | 0.715 |
Frequency of chest compressions in adults? (100/min) | Correct answer: 10/63 (16%) | Correct answer: 33/179 (18%) | 0.647 |
The depth of chest compressions for effective CPR is? (4-5 cm) | Correct answer: 21/63 (33%) | Correct answer: 61/179 (34%) | 0.914 |
What is Heimlich sign? (grasping one`s own throat unable to breath) | Correct answer: 18/63 (29%) | Correct answer: 51/179 (29%) | 0.990 |
How would you do rescue breathing in mouth to mouth resuscitation? (blow steadily about 1s as in normal breathing) | Correct answer: 8/63 (13%) | Correct answer: 21/179 (12%) | 0.839 |
What is important for effective CPR in adults? (to do chest compessions together with rescue breathing) | Correct answer: 49/63 (78%) | Correct answer: 143/179 (80%) | 0.722 |
What is the purpose of automatic defibrillator (AED)? (to end some of lifethreating heart rhythm disturbances) | Correct answer: 27/63 (43%) | Correct answer: 79/179 (44%) | 0.861 |
What is the sequence of CPR when using AED? (CPR is performed as usual, additionally placing the electrodes and following the AED instruction) | Correct answer: 21/63 (33%) | Correct answer: 64/179 (36%) | 0.729 |