Table 1.
Main characteristics of included patients
| Glidescope (21) | Imago (21) | p | |
|---|---|---|---|
| Age (mean ± SD) | 62 ± 10 | 58 ± 15 | 0.636 |
| Gender (m/f) | 13/8 | 10/11 | 0.352 |
| BMI > 35 | 38.4 ± 2.3 | 38.6 ± 1.52 | 0.875 |
| Mallampati Class: | 0.635 | ||
| I | 1 (4.8%) | 0 | |
| II | 5 (23.8%) | 5 (23.8%) | |
| III | 13 (61.8%) | 12 (57.1%) | |
| IV | 2 (9.5%) | 4 (19%) | |
| Previous difficult intubation | 2 (9.5%) | 4 (19%) | 1 |
| Inter-incisor gap ≤3 cm | 6 (28.6%) | 6 (28.6%) | 1 |
| Thyromental distance <6.5 cm | 6 (28.6%) | 6 (28.6%) | 1 |
| Reduced jugular-mental distance | 5 (23.8%) | 4 (19%) | 1 |
| No possibility of maxillary prognatism | 3 (14.3%) | 1 (4,8%) | 1 |
| Head and neck movement <90° | 3 (14.3%) | 4 (19%) | 1 |
| Complete missing teeth | 4 (19%) | 5 (23.8%) | 1 |
| Macroglossia | 4 (19%) | 3 (14,3%) | 1 |
| Thyroid goiter | 4 (19%) | 2 (9.5%) | 1 |
| Tracheal deviation | 4 (19%) | 5 (23.8%) | 1 |