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Laryngoscope-related factors of pediatric patients who underwent surgery under general anesthesia in referral hospitals of Addis Ababa.
| Variables | Difficult laryngoscopy |
Frequency (%) | ||
|---|---|---|---|---|
| Yes | No | |||
| Number of laryngoscopy attempts | Single | 14 | 183 | 197 (67.93%) |
| Multiple | 7 | 86 | 93 (32.0%) | |
| External laryngeal pressure | Applied | 21 | 168 | 189 (65.17%) |
| Not applied | 101 | 0 | 101 (34.83%) | |
| Type of laryngoscope blade | Miller | 4 | 40 | 44 (15.17%) |
| Macintosh | 17 | 229 | 246 (84.83%) | |
