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Causative factors that induce cuff pressure changes outside the optimal range during anesthesia.
| Factors | Nose (n = 95) |
Ear (n = 35) |
Head and neck (n = 69) |
Total (n = 199) |
| Positioning | 5 (5.3) | 5 (14.3) | 9 (13.0) | 19 (9.5) |
| Surgical procedure | 16 (16.8) | 2 (5.7) | 21 (30.4) | 39 (19.6) |
| Anatomic manipulation | 3 (3.2) | 0 (0.0) | 8 (11.6) | 11 (5.5) |
| Anesthetic procedure | 17 (17.9) | 4 (11.4) | 11 (15.9) | 32 (16.1) |
| Other | 11 (11.6) | 2 (5.7) | 5 (7.2) | 18 (9.0) |
Data are presented as numbers (percentages).
