Skip to main content
. 2019 Nov 27;2019(11):CD003147. doi: 10.1002/14651858.CD003147.pub5

1. Wet weight of sputum during and 50 minutes after treatment (Falk 1984).

Treatment Number of
participants
Mean (range)
weight
P value
PEP in sitting 14 1421.6 (12.5 ‐ 53.5) g P < 0.01
PEP in PD positions 14 17.4 (5.8 ‐ 50.7) g P < 0.01
Pursed Lip Breathing 14 15.0 (5.4 ‐ 44.9) g P < 0.01
PDPV 14 10.0 (1.9 ‐ 51.1) g P < 0.01

PD: postural drainage
 PDPV: postural drainage, percussion and vibration
 PEP: positive expiratory pressure