Table 2:

Results of the quality assessment for included qualitative studies (N=38)

Criteria	Good	Fair	Poor	Very Poor
	(4)	(3)	(2)	(1)
1. Abstract/ title	34	4	0	0
2. Introduction/ aims	36	2	0	0
3. Data collection	38	0	0	0
4. Sampling	30	8	0	0
5. Analysis	38	0	0	0
6. Ethics/ bias	28	4	2	4
7. Results	38	0	0	0
8. Transferability	29	7	3	0
9. Implications	35	0	3	0

Note: Hawker et al (2002) quality assessment tool