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Table 1 Success rates, use of accessory equipment and tracheal damage with PCK and BACT in baseline and post-training testing

From: Comparison of a percutaneous device and the bougie-assisted surgical technique for emergency cricothyrotomy: an experimental study on a porcine model performed by air ambulance anaesthesiologists

Characteristics Baseline Post-training
BACT
Success rate, n (%) 19 (95) 20 (100)
Use of dilatator, n (%) 10 (50) * 4 (20) *
Correct use of tracheal hook, n (%) 6 (30) 19 (95)
Use of both dilatator and hook, n (%) 3 (15) 4 (20)
Use of gum-elastic bougie, n (%) 20 (100) 20 (100)
Posterior wall trauma score, median (IQR) 0 (0) 0 (0)
PCK   
Success rate, n (%) 12 (60) 20 (100)
Laceration of posterior tracheal wall, n (%) 12 (60) 6 (30)
Use of scalpel, n (%) 10 (50) 3 (15)
Posterior wall trauma score, median (IQR) 2 (1–3) 1 (0–1)
Correct retraction of the locator needle, n (%) 3 (15) # 19 (95) #
  1. p-values (when significant): * p = 0.04.
  2. # p = 0.006.