Stratification | Successful on 1st attempt | Successful in ≤2 attempts | Adverse events |
---|---|---|---|
Adjusted OR | Adjusted OR | Adjusted OR | |
(95% CI) | (95% CI) | (95% CI) | |
Indication | |||
Medical encounters | 1.2 (0.7–2.1) | 1.4 (0.6–2.9) | 1.2 (0.6–2.7) |
Trauma encounters | 0.5 (0.1–1.8) | 0.5 (0.02–2.8) | 0.8 (0.2–5.8) |
Intubator characteristics | |||
Emergency physician | 1.3 (0.5–3.1) | Not analyseda | 1.4 (0.4–6.2) |
Non-emergency physician | 1.0 (0.6–1.7) | 1.4 (0.6–2.8) | 1.1 (0.5–2.5) |