Table 3.

Quality appraisal of included qualitative studies

Quality assessment qualitative studies
Studies	1. Question/objective	2. Study design	3. Context	4. Theoretical framework	5. Sampling strategy	6. Data collection	7. Data analysis	8. Verification procedure	9. Conclusion	10. Reflexivity	Summary score
Nghiem, T.H. et al. (2008)	2	2	2	2	1	2	2	0	1	2	16/20 = 0.8
Armbruster, J. et al. (2010)	1	2	2	2	2	2	0	0	2	2	15/20 = 0.75

2 = yes; 1 = partial; 0 = no