Clinical Study
McGrath Video Laryngoscope May Take a Longer Intubation Time Than Macintosh Laryngoscope
Table 2
Cormack Lehane grade of view.
| ā | Grade | Macintosh | McGrath | value |
| Cormack Lehane grade of view (%) | 1 | 22 (73.3%) | 25 (83.3%) | 0.629 | 2 | 6 (20%) | 4 (13.3%) | 3 | 2 (6.67%) | 1 (3.3%) | 4 | 0 (0%) | 0 (0%) |
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