Table 2.
Primary and secondary outcomes from paired comparisons of FID and ET+stylet
| FID mean | ET+stylet mean | Paired diff (FID − ET) | 95% CI (diff) | NI margin Δ (s) | Non-inferior? | |
|---|---|---|---|---|---|---|
| Time to airway protection [T2] (primary) (s) | 13.27 | 14.03 | -0.77 | [-2.50, 0.97] | 5 | True |
| Glottic view to airway protection [DT2] (s) | 7.94 | 8.42 | -0.48 | [-1.85, 0.89] | 5 | True* |
| Time to ventilation [T3] (s) | 33.66 | 19.58 | 14.08 | [12.03, 16.13] | 5 | False* |
| First-pass success (%) | 96.67 | 94.44 | 2.22 | [-3.1, 7.6] | - | - |
| Tooth damage (%) | 7.78 | 14.44 | -6.67 | [-12.7, -0.6] | - | - |
Primary and secondary outcomes comparing the Frankfurt Intubation Device (FID) with ET + stylet (paired crossover analysis), * Non-inferiority for DT2 and T3 is reported descriptively (secondary outcome)