| Methods |
Randomised control study |
| Participants |
32 anaesthesia trainees who had completed NRP previously |
| Interventions |
Trainees were stratified by time elapsed since taking an NRP course and randomised to the use of a poster (cognitive aid) or not during a resuscitation scenario |
| Outcomes |
Primary outcome was a validated 15‐point checklist for technical score for resuscitation and the secondary outcome was the ANTS scale of behavioural scores |
| Notes |
Study conducted at St. Michael's hospital and the University of Toronto |
| Risk of bias |
| Bias |
Authors' judgement |
Support for judgement |
| Random sequence generation (selection bias) |
Unclear risk |
Not specifically stated |
| Allocation concealment (selection bias) |
Unclear risk |
Sealed envelope but transparency of the envelope not specified |
| Blinding of participants and personnel (performance bias)
All outcomes |
High risk |
Not possible because the intervention was the cognitive aid |
| Blinding of outcome assessment (detection bias)
All outcomes |
Low risk |
The assessors did not know if the cognitive aid was used or not by the appropriate placement of the cognitive aid |
| Incomplete outcome data (attrition bias)
All outcomes |
Low risk |
None noted |
| Selective reporting (reporting bias) |
Low risk |
None noted |
| Other bias |
Unclear risk |
None noted |
