Table 2.

Quality assessment of final studies included in the study using the CASP checklist.

No.	Are the results of the review valid?		Is it worth continuing?			Will the results help locally?			Final score	Reference
	Did the review address a clearly focused question?	Did the authors look for the right type of papers?	Do you think all the important, relevant studies were included?	Did the review’s authors do enough to assess quality of the included studies?	If the results of the review have been combined, was it reasonable to do so?	Can the results be applied to the local population?	Were all important outcomes considered?	Are the benefits worth the harms and costs?
1	2	2	1	2	2	1	2	2	14/16	43
2	2	2	1	2	2	1	2	2	14/16	41
3	2	2	1	0	2	1	2	2	12/16	44
4	2	2	1	2	2	1	2	2	14/16	45
5	2	2	1	0	2	1	2	2	12/16	42
6	2	2	1	2	2	1	2	2	14/16	46
7	2	2	1	2	2	1	2	2	14/16	49
8	2	2	1	2	2	1	2	2	14/16	47
9	2	2	1	0	2	1	2	2	12/16	48
10	2	2	1	2	2	1	2	2	14/16	50
11	2	2	1	2	2	1	2	2	14/16	15