Table 2.

Quality assessment of qualitative research using the Critical Appraisal Skills Programme tool for qualitative study appraisal.

Study	Clear statement of aims?	Qualitative methodology?	Appropriate research design?	Appropriate recruitment strategy?	Suitable data collection?	Research-participant relationship considered?	Ethical issues considered?	Rigorous data analysis?	Clear findings?	Valuable to us?
Athanasiadi [32]	Yes	Yes	Yes	Yes	Yes	Yes	Cannot tell, unclear	Yes	Yes	Yes
Ben-Arye et al [6]	Yes	Yes	Yes	Yes	Yes	Cannot tell, unclear	Yes	Yes	Yes	Yes
Datlen and Pandolfi [11]	Yes	Yes	Yes	Yes	Cannot tell, unclear	Cannot tell, unclear	Yes	No	Yes	Yes
Eve [39]	Yes	Yes	Yes	Yes	Yes	Cannot tell, unclear	Cannot tell, unclear	Cannot tell, unclear	Yes	Yes
Feniger-Schaal et al [36]	Yes	Yes	Yes	Yes	Yes	Yes	Cannot tell, unclear	Yes	Yes	Yes
Gauhe [35]	Yes	Yes	Yes	Yes	Yes	Cannot tell, unclear	Cannot tell, unclear	Yes	Yes	Yes
Grant et al [33]	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Cannot tell, unclear
Karam and Naguib [41]	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Lord [34]	Cannot tell, unclear	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Malliaras et al [19]	Yes	Yes	Yes	Yes	Yes	Cannot tell, unclear	Cannot tell, unclear	Yes	Yes	Yes
Moloney et al [43]	Yes	Yes	Yes	Yes	Cannot tell, unclear	Yes	Yes	Cannot tell, unclear	Yes	Yes
Rugh et al [2]	Yes	Yes	Yes	Yes	Yes	Cannot tell, unclear	Cannot tell, unclear	Yes	Yes	Yes
Snyder [42]	Cannot tell, unclear	Yes	Cannot tell, unclear	Yes	Yes	Cannot tell, unclear	Cannot tell, unclear	Yes	Yes	Yes
Sieradzki and LeMarquand [37]	Cannot tell, unclear	Yes	Yes	Yes	Yes	Cannot tell, unclear	Cannot tell, unclear	Yes	Cannot tell, unclear	Yes
Thorpe et al [18]	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Usiskin and Lloyd [38]	Yes	Yes	Yes	Yes	Cannot tell, unclear	Cannot tell, unclear	Yes	Yes	Yes	Yes
Weaver et al [40]	Yes	Yes	Yes	Yes	Yes	Yes	Cannot tell, unclear	Yes	Yes	Yes