Table 3

Summary of quality appraisal scores based on 10 CASP checklist questions

CASP checklist questions	Musabyimana et al48	Okuga et al49	Naidoo et al50	Dillip et al51	Jackson and Hailemariam52	Giugliani et al53	Kok et al54	Mwendwa55	Ludwick et al56
Was there a clear statement of the aims of the research? Record a ‘yes’ or ‘cannot tell’ or ‘no’	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Is a qualitative methodology appropriate? Record a ‘yes’ or ‘cannot tell’ or ‘no’	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Was the research design appropriate to address the aims of the research? Record a ‘yes’ or ‘cannot tell’ or ‘no’	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Was the recruitment strategy appropriate to the aims of the research? Record a ‘yes’ or ‘cannot tell’ or ‘no’	Yes	Yes	Yes	Yes	Cannot tell	Yes	Yes	Yes	Yes
Was the data collected in a way that addressed the research issue? Record a ‘yes’ or ‘cannot tell’ or ‘no’	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Has the relationship between researcher and participants been adequately considered? Record a ‘yes’ or ‘cannot tell’ or ‘no’	Cannot tell	Cannot tell	Cannot tell	Yes	Cannot tell	Yes	Yes	Yes	Yes
Have ethical issues been taken into consideration? Record a ‘yes’ or ‘cannot tell’ or ‘no’	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Was the data analysis sufficiently rigorous? Record a ‘yes’ or ‘cannot tell’ or ‘no’	Yes	Cannot tell	Yes	Yes	Cannot tell	Yes	Yes	Yes	Yes
Is there a clear statement of findings? Record a ‘yes’ or ‘cannot tell’ or ‘no’	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
How valuable is the research? Record a ‘yes’ or ‘cannot tell’ or ‘no’	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Over all score and comment	9.5 (highly valuable)	9 (moderately valuable)	9.5 (highly valuable)	10 (highly valuable)	8.5 (moderately valuable)	10 (highly valuable)	10 (highly valuable)	10 (highly valuable)	10 (highly valuable)

CASP, Critical Appraisal Skills Programme.