Table 2 Time required to complete DLT placement, and number of positioning attempts. Data are expressed as mean ± SD or frequency where applicable
Trachway® Group (T, n = 36) | Conventional Group (C, n = 36) | P value (C VS T) | Fiberscope Group (F, n = 36) | P value (F VS T) | |
|---|---|---|---|---|---|
Time interval (seconds) | |||||
T1 | 21.9 ± 5.1 | 24.2 ± 6.8 | 0.105 | 22.6 ± 3.8 | 0.459 |
T2 | 47.8 ± 11.2 | 122.1 ± 28.7 | < 0.001 | 72.0 ± 22.1 | < 0.001 |
T Total | 69.2 ± 11.69 | 146.8 ± 31.0 | < 0.001 | 95.5 ± 24.6 | < 0.001 |
Attempts: 1/2/3 | 32/3/1 | 9/25/2*¥ | < 0.001 | 33/3/0 | 1 |
First-Attempt success rates | 88.89% (32/36) | 25% (9/36) | < 0.001 | 91.67% (33/36) | 1 |