From: Right displacement of trachea to reduce right bronchial misplacement of left double lumen tube: a prospective, double-blind, randomized study
Control
RTD
P value
Misplacement of DLT (n)
9/54
0/54
P = 0.002
Total time of intubation (s)
63.04 + 20.02
52.88 + 9.36
P < 0.001