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 |