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Table 1 Data from the easy laryngoscopy scenario

From: Comparison of the Airtraq® and Truview®laryngoscopes to the Macintosh laryngoscope for use by Advanced Paramedics in easy and simulated difficult intubation in manikins

 

Macintosh

Airtraq®

TruView®

P value

Overall Success Rate (%)

21/21 (100)

20/21 (95)

19/21 (90.5)

P = 0.597

Duration of 1st intubation

9 (6, 16)

11 (6, 14)

17 (11, 60)*

P = 0.004

attempt in seconds

(median, IQR) [Range]

[3 to 60]

[4 to 60]

[6 to 60]

 

Number of Intubation Attempts (%)

   1

20 (95.3)

19 (90.5)

14 (66.7)

P = 0.063

   2

1 (4.7)

1 (4.75)

3 (14.3)

 

   3

0

1 (4.75)

4 (19)

 

No of Optimisation Manoeuvres (%)

   0

10 (47.6)

19 (90.5)*

0*

P < 0.001

   1

11 (52.4)

2 (9.5)

14 (66.7)

 

   >1

0

0

7 (33.3)

 

Severity of Dental Compression (%)

   0

0*

7 (33.3)

3 (14.3)

P < 0.001

   Mild [+]

10 (47.6)

12 (57.2)

14 (66.7)

 

   Severe [++]

11 (52.4)

2 (9.5)

4 (19)

 
  1. Notes: Data are reported as median (interquartile range) [range], or as number (percentage). P value indicates the value for the initial 3 group analysis using Chi square, one way ANOVA or ANOVA on ranks (Kruskall-Wallis) as appropriate.
  2. * Significantly [P < 0.05] different on post hoc Student-Newman-Keuls testing compared to both other devices