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Table 2 Data from intubation in Scenario B: Tongue edema. Data are presented as median (IQR), or as number (percentage)

From: Comparison of the new flexible tip bougie catheter and standard bougie stylet for tracheal intubation by anesthesiologists in different difficult airway scenarios: a randomized crossover trial

parameter

standard bougie

flexible tip bougie catheter

p-value

Overall success rate, %

32 (100%)

32 (100%)

NS

Duration of 1st intubation attempt, s

44 (35–73)

40 (30–55)

0.046

Number of intubation attempts (%)

 1

7 (22%)

11 (34%)

 

 2

17 (53%)

19 (59%)

 

 3

8 (25%)

2 (6%)

 

Median (IQR)

2 (2–2.3)

2 (1–2)

NS

Number of optimization maneuvers (%)

 0

0 (0%)

6 (19%)

 

 1

7 (22%)

23 (72%)

 

 2

25 (78%)

3 (9%)

 

Median (IQR)

2 (2–2)

1 (1–1)

< 0.001

Severity of dental compression (%)

 0

2 (6%)

4 (13%)

 

 1

1 (3%)

10 (31%)

 

 2

29 (91%)

18 (56%)

 

Median (IQR)

2 (2–2)

2 (1–2)

0.024

Ease of use (1–100)

56 (41–67)

45 (40–57)

0.038

  1. NS Not statistically significant