First success rate for intubation on four manikins and fresh frozen cadaver (FFC)
| Ambu | Laerdal | Trucorp | VBM | FFC | |
| All (n = 56) | 50/56 (89.3%) | 53/56 (94.6%) | 56/56 (100%) | 48/56 (85.7%) | 54/56 (96.4%) |
| Experienced participants (n = 38) | 37/38 (97.4%) | 38/38 (100%) | 38/38 (100%) | 36/38 (94.7%) | 38/38 (100%) |
| Inexperienced participants (n = 18) | 13/18 (72.2%) | 15/18 (83.3%) | 18/18 (100%) | 12/18 (66.7%) | 16/18 (88.9%) |