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Table 3 Time for correct positioning

From: Efficacy and safety of Cohen Flex-Tip blocker and left double lumen tube in lung isolation for thoracic surgery: a randomized comparative study

Groups Time for the correct position (s) Independent t test
Mean ± SD T p value
Left DLT 75.68 ± 10.61 9.374 < 0.001
Cohen blocker 210.91 ± 63.64