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Table 2 The incidence of air leakage in experiment B

From: Effects of lubrication on air-sealing performance of a pediatric cuffed tracheal tube

  

Cuff pressure (cmH2O)

Tube size

Lubrication

15

20

25

30

35

4.0 mm

None

5/5

5/5

5/5

5/5

5/5

Water

4/5

4/5

4/5

4/5

4/5

K-Y jelly

1/5

0/5

0/5

0/5

0/5

P value

0.051

0.006

0.006

0.006

0.006

5.0 mm

None

10/10

10/10

10/10

10/10

10/10

Water

9/10

9/10

9/10

9/10

9/10

K-Y jelly

2/10

1/10

1/10

1/10

1/10

P value

<0.001

<0.001

<0.001

<0.001

<0.001

  1. The peak airway pressure was maintained at 25 cmH2O while the cuff pressure was varied from 35 to 15 cmH2O in decrements of 5 cmH2O