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Overall Device assessment by Participants.
| Parameter Assessed | Macintosh | Glidescope® | AWS® | P value |
| Overall Difficulty of Use Score | 4.3 ± 2.0* | 2.9 ± 2.1 | 2.6 ± 2.1 | P = 0.01 |
| Overall Confidence with each device | 7.4 ± 1.5 | 7.1 ± 2.4 | 7.8 ± 2.6 | P = 0.52 |
Notes: Data are reported as mean ± SD or as number (percentage).
* Significantly [P < 0.05] different compared to both other groups
