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Intubation success rate
| Type of scenario | Parameter | Macintosh laryngoscope | McGrath laryngoscope | p value |
|---|---|---|---|---|
| Scenario A | First-attempt success rate | 75 (100%) | 75 (100%) | NS |
| Overall success rate | 75 (100%) | 75 (100%) | NS | |
| Scenario B | First-attempt success rate | 54 (72%) | 74 (99%) | <0.001 |
| Overall success rate | 73 (97%) | 75 (100%) | NS | |
| Scenario C | First-attempt success rate | 34 (45.3%) | 70 (93%) | <0.001 |
| Overall success rate | 58 (77.3%) | 75 (100%) | <0.001 |
NS not statistically significant
