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Proportion of successful intubations with increasing difficult airway characteristics.
| DACs, No. | C-MAC, % (n=255) | 95% CI* | DL, % (n=495) | 95% CI* |
|---|---|---|---|---|
| 0 | 98.9 (89/90) | 94.0–100 | 88.3 (189/214) | 83.2–92.3 |
| 1 | 98.5 (73/74) | 92.7–100 | 84.7 (122/144) | 77.8–90.2 |
| 2 | 95.5 (42/44) | 84.5–99.4 | 82.1 (46/56) | 69.6–91.1 |
| ≥3 | 93.6 (44/47) | 82.5–98.7 | 75.3 (61/81) | 64.5–84.2 |
95% CIs calculated with the “exact” method.
