Table 3 Analysis by order of endoscopy
Variable | First endoscopy mean ± SD | Second endoscopy mean ± SD | p value |
|---|---|---|---|
Time to adequate visualization of the glottis (sec) | 84.8 ± 38.0 | 68 ± 33.9 | < 0.01 |
Number of mucosal contacts | 5.0 ± 4.6 | 3.23 ± 3.0 | < 0.01 |
Percentage of time that adequate visualization of the airway was maintained | 80.3 ± 19.6 | 82.9 ± 19.7 | 0.38 |
Learner comfort* (self reported) | 4.2 ± 1.9 | 5.7 ± 2.0 | < 0.01 |
Patient comfort* (self reported) | 3.4 ± 2.8 | 3.0 ± 2.8 | 0.38 |
Patient willingness to repeat the examination | 1.7 ± 2.6 | 1.5 ± 2.7 | 0.79 |
Learner manipulation (investigator evaluation)* | 3.4 ± 2.5 | 5.6 ± 2.4 | < 0.01 |
Learner comfort (investigator evaluation)* | 3.3 ± 2.4 | 5.6 ± 2.4 | < 0.01 |
Patient comfort (investigator evaluation)* | 6.4 ± 2.4 | 7.1 ± 2.1 | 0.09 |