Table 2.
Intubation characteristics and performance of the video laryngoscopes and the conventional Macintosh laryngoscope
| Tracheal intubation characteristics and performance of the video laryngoscopes and the conventional macintosh laryngoscope | ||||
|---|---|---|---|---|
| Macintosh | McGrath | Airway scope | P value | |
| Tracheal Intubationtime: s | 36.5 ± 8.9a | 26.8 ± 5.7 | 36.4 ± 11.0b | P < 0.01 |
| Cormack Lehane Grage 1/2/3/4 | 9/9/2/0a | 17/3/0/0 | 13/7/0/0 | P < 0,05 |
| Number of intubation attempts 1/2/3 | 18/2/0/0 | 19/1/0/0 | 17/2/1/0 | 0.64 NS |
| Manoeuvres to aid intubation | ||||
| Using magil forceps | 5 | 0 | 4 | 0.06 NS |
| Readjust patient’s head | 10 | 0 | 0 | P < 0,01 |
| External laryngeal pressure | 3 | 3 | 4 | 0.88 NS |
| Complications | ||||
| Desaturation | 0 | 0 | 0 | N/A |
| Mucosal bleeding | 0 | 0 | 2 | 0.12 NS |
| Lip bleeding | 0 | 0 | 0 | N/A |
| Dental Injury | 0 | 0 | 0 | N/A |
| Esophageal intubation | 0 | 0 | 2 | 0.12 NS |
| Post operative sore throat | 4 | 1 | 5 | 0.19 NS |
Values are mean 1 SD or number. NS means Not significance. N/A means Not Applicable
aMacintosh vs McGrath
bMcGrath vs Airway Scope