TABLE 1

Average mask air leak for varying continuous positive airway pressure (CPAP) mask, CPAP level and mask tightness

Mask air leak SLPM
CPAP level cmH2O
4812
Petite
 100 g27±1348±1560±22
 350 g9±517±927±15
 600 g2±25±28±4
Small/medium
 100 g17±1937±2344±19
 350 g3±17±413±9
 600 g1.1±0.51.3±0.53±2
Large
 100 g19±1428±1629±5
 350 g5±616±1618±10
 600 g3±39±713±11
Custom
 100 g9±228±1145±20
 350 g5±211±318±4
 600 g5±38±411±2

Data are presented as mean±sd. n=6. SLPM: standard litres per minute.