AMSTAR criteria | Name of the reviews | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Biaggie, 2016 | Gelaye, 2016 | Halim, 2017 | Mitchel,2017 | Roomruangwong, 2011 | Sparling, 2017 | Underwood, 2016 | Wosu, 2015 | Lancaster,2010 | Howard, 2013 | |
1. Was a-priori design provided? | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
2. Was there duplicate study selection and data extraction? | No | No | Yes | Yes | No | Yes | Yes | No | Yes | Yes |
3. Was a comprehensive literature search performed? | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
4. Was status of publication (e.g. grey literature) used as an inclusion criterion? | Yes | Yes | Yes | No | No | No | No | Yes | No | No |
5. Was a list of studies (included and excluded) provided? | Can’t answer | Can’t answer | Can’t answer | Can’t answer | Can’t answer | Can’t answer | Can’t answer | Can’t answer | Can’t answer | Can’t answer |
6. Were the characteristics of included studies provided? | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
7. Was the scientific quality of the included studies assessed and reported? | No | No | Can’t answer | Yes | No | Yes | Yes | Yes | Yes | Yes |
8. Was the scientific quality of the included studies used appropriately in formulating conclusions? | No | No | Can’t answer | No | No | No | No | No | Yes | No |
9. Were the methods used to combine the findings of studies appropriate? | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
10. Was the likelihood of publication bias assessed? | Not applicable | Yes | Not applicable | No | Not applicable | Not applicable | Not applicable | Yes | Not applicable | Yes |
11. Was the conflict of interest stated? | No | Yes | Yes | Yes | No | Yes | Yes | Yes | No | Yes |
Total AMSTAR score | 5 (middle) | 7(middle) | 7(middle) | 7(middle) | 4(middle) | 7(middle) | 7(middle) | 8(upper) | 7(middle) | 8 (upper) |