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Ease of intubation
| Type of scenario | Macintosh laryngoscope | McGrath laryngoscope | p value |
|---|---|---|---|
| Scenario A | 8.5 [IQR, 7–9] |
9 [IQR, 8–9.5] |
0.043 |
| Scenario B | 6 [IQR, 5–8] |
8 [IQR, 7.5–9] |
0.008 |
| Scenario C | 4 [IQR, 4–5.5] |
7 [IQR, 6–7.5] |
<0.001 |
IQR interquartile range
