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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