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Table 2 Relevant time variables 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

 

Baseline

Post-training

Time from start of procedure (seconds)

Time from start of procedure (seconds)

Mean

Median

SD

Mean

Median

SD

BACT

Incision of membrane

7.8

7

3.0

8.4

6

4.6

Bougie in trachea

26.8

24

8.3

23.7

21

8.7

Tube fully advanced

39.7

39

9.4

30.8

27.5

11.2

Cuffed and ready to connect to the self-inflatable bag

44.9 *

45

9.8

37.1 * ^

33

8.8

PCK

Perforation of the membrane

14.6

13

8.1

9.0

8

4.0

Tube advanced fully

30.9

29

11.8

15.2

14

5.4

Cuffed and ready to connect to the self-inflatable bag

36.3 ¤

33

10.4

20.6 ¤ ^

20.5

5.4

  1. p-values (when significant): * p = 0.021.
  2. ¤ p < 0.001.
  3. ^ p < 0.001.