Table 1

Methodological qualities of included studies: PEDro

TrialSpecified eligibility criteriaRandom allocationConcealed allocationSimilarity at baseline on key measuresSubject blindingTherapist blindingAssessor blinding>85% follow-up of at least one key outcomeIntention-to treat analysisBetween-group statistical comparison for at least one key outcomePoint estimates and measures of variability provided for at least one key outcomeTotal
Asthma
Ahmaidi et al (1993)28 ✓✓xXNANAXXX✓✓ 4
Andrade et al (2014)29 ✓✓✓✓NANAXX✓✓✓ 7
Basaran et al (2006)30 X✓X✓NANAX✓X✓✓ 5
Chang et al (2008)32 X✓X✓NANAXXX✓✓ 4
Counil et al (2003)33 ✓✓X✓NANA✓✓X✓✓ 7
Edenbrandt et al (1990)35 X✓X✓NANAX✓✓✓✓ 6
Fanelli et al (2007)36 ✓✓✓✓NANA✓✓✓✓✓ 9
Latorre-Román et al (2014)40 ✓✓X✓NANAX✓ X ✓✓ 6
Matsumoto et al (1999)41 X✓X✓NANAX✓✓✓✓ 6
Moreira et al (2008)42 ✓✓✓✓NANAX✓✓✓✓ 8
Onur et al (2011)43 ✓✓X✓NANAX✓✓✓✓ 7
Silva et al (2006)49 ✓✓X✓NANAX✓✓✓✓ 7
Silva et al. (2013)50 X✓X✓NANAX✓X✓✓ 5
Van Veldhoven et al. (2001)51 ✓✓X✓NANAX✓ X ✓✓ 6
Wang et al (2009)52 X✓X✓NANAX✓✓✓✓ 6
Weisgerber et al (2003)53 ✓✓X✓NANAXX X ✓✓ 5
Wicher et al (2010)54 ✓✓X✓NANAX✓ X X ✓ 5
Cystic fibrosis
Cerny et al (1989)31 X✓XXNANAX✓✓✓✓ 5
De Oliveira et al (2009)34 ✓✓X✓NANAXX X ✓✓ 5
Hebestreit et al (2010)37 ✓✓X✓NANAX✓ X ✓✓ 6
Hommerding et al (2015)38 ✓✓X✓NANAX✓✓✓✓ 7
Klijn et al (2004)39 ✓✓✓✓NANA✓✓ X ✓✓ 8
Santana Sosa et al (2012)44 ✓✓X✓NANA✓✓✓✓✓ 8
Santana Sosa et al (2014)✓✓X✓NANA✓✓✓✓✓ 8
Schindel et al (2015)46 ✓✓X✓NANA✓✓✓✓✓ 8
Schneiderman-Walker et al (2000)47 X✓X✓NANAX✓X✓✓ 5
Selvadurai et al (2002)48 ✓✓✓✓NANAX✓✓✓✓ 8