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Table 2 Time required to complete DLT placement, and number of positioning attempts. Data are expressed as mean ± SD or frequency where applicable

From: Trachway® flexible stylet facilitates the correct placement of double-lumen endobronchial tube: a prospective, randomized study

  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
  1. Attempts: 1 = 1, 2 = 2, 3 ≥ 3