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Table 1 The incidence of air leakage in experiment A

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

  

Peak airway pressure (cmH2O)

Tube size

Lubrication

5

10

15

20

25

4.0 mm

None

5/5

5/5

5/5

5/5

5/5

Water

3/5

5/5

5/5

5/5

5/5

K-Y jelly

0/5

0/5

0/5

0/5

1/5

P value

0.009

<0.001

<0.001

<0.001

0.011

5.0 mm

None

10/10

10/10

10/10

10/10

10/10

Water

10/10

10/10

10/10

10/10

10/10

K-Y jelly

1/10

1/10

2/10

3/10

3/10

P value

<0.001

<0.001

<0.001

<0.001

<0.001

  1. The cuff pressure was maintained at 20 cmH2O while the peak airway pressure was varied from 5 to 25 cmH2O in increments of 5 cmH2O