Skip to main content

Table 1 Series 1: subject characteristics and results

From: The accuracy of locating the cricothyroid membrane by palpation – an intergender study

 

Female N = 24

Male N = 20

P value

Age (Yr)

41.1 (7.6)

34.8 (7.2)

<0.001

Weight (Kg)

71.0 (61.9 – 78.2)

82.1 (72.3 – 91.1)

<0.001

Height (M)

1.65 (1.65 – 1.67)

1.81 (1.74-1.82)

< 0.001

BMI (Kg.m2)

26.3 (24.8 – 31.9)

27.0 (23.0 – 27.8)

0.43

BMI >25 N (%)

18 (50.0)

17 (47.2)

0.98

BMI >30 N (%)

7 (19.4)

5 (13.8)

0.75

Neck Circumference (cm)

39.5 (36.5 – 40.0)

41.0 (40.5 – 42.0)

< 0.001

Participant experience (years)

10.0 (2.0 – 18.75)

5.0 (2.0 – 10.0)

0.22

Correct (N,%)

7/36

25/36

<0.001

Above (N,%)

11 (30.5)

8 (22.2)

0.59

Below (N,%)

16 (44.4)

2 (5.5)

<0.001

Distance from CTM (mm)

15.3 (10.0 – 20.4)

2.0 (0.0 – 10.8)

< 0.001

Time to identification of CTM (sec)

14.0 (12.0 – 21.0)

22.0 (15.0 -28.0)

0.11

Time to identify CTM by BMI

   

BMI <25 (sec)

15.6 (3.7)

22.6 (8.9)

0.009

BMI 25-30 (sec)

16.5 (9.7)

20.8 (9.4)

0.23

BMI >30 (sec)

25.0 (16.5)

13.0 (9.2)

0.20

  1. Categorical data are Number (%). Continuous data are mean (Standard deviation) and median (interquartile range).