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Summary data of successful intubation attempts.
| Group | n | Mean difference (secs) | Standard deviation (secs) | Standard error (secs) | 95% CI |
| Attempts 1 and 2 | |||||
| AAB | 23 | 15.4 | 16.7 | 3.5 | 8.2–22.6 |
| ABB | 28 | 3.7 | 17.9 | 3.4 | −3.3–10.6 |
| Attempts 1 and 3 | |||||
| AAB | 27 | 6.0 | 20.4 | 3.9 | −2.1–14.1 |
| ABB | 27 | 8.5 | 11.5 | 2.2 | 4–13.1 |
