Table 3 AMSTAR quality assessment of included reviews
AMSTAR questions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
1. Was an 'a priori' design provided? | ||||||||||||
2. Was there duplicate study selection and data extraction? | ||||||||||||
3. Was a comprehensive literature search performed? | ||||||||||||
4. Was the status of publication (i.e. grey literature) used as an inclusion criterion? | ||||||||||||
5. Was a list of studies (included and excluded) provided? | ||||||||||||
6. Were the characteristics of the included studies provided? | ||||||||||||
7. Was the scientific quality of the included studies assessed and documented? | ||||||||||||
8. Was the scientific quality of the included studies used appropriately in formulating conclusions? | ||||||||||||
9. Were the methods used to combine the findings of studies appropriate? | ||||||||||||
10. Was the likelihood of publication bias assessed? | ||||||||||||
11. Was the conflict of interest included? | ||||||||||||
Review/Question | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | Sum |
Koes 1991 | – | – | – | – | Y | – | Y | Y | Y | – | – | 4/11 |
Faas 1996 | – | – | – | – | Y | – | Y | Y | – | – | – | 3/11 |
vanTulder 1997 | – | – | – | – | – | Y | Y | Y | Y | – | – | 4/11 |
vanTulder 2000 | Y | Y | Y | – | Y | Y | Y | Y | Y | – | – | 8/11 |
Ferreira 2003 | – | – | Y | – | Y | – | Y | Y | Y | – | – | 5/11 |
Clare 2004 | – | Y | Y | Y | Y | – | – | Y | Y | – | – | 6/11 |
Hayden 2005 | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | – | 10/11 |
Ferreira 2006 | – | – | Y | Y | – | – | – | Y | Y | – | – | 4/11 |
Machado 2006 | – | Y | Y | – | Y | Y | Y | Y | Y | – | – | 7/11 |
Rackwitz 2006 | – | Y | Y | – | Y | Y | Y | Y | Y | – | – | 7/11 |
Hauggaard 2007 | – | – | Y | – | – | Y | Y | Y | – | – | – | 4/11 |
Keller 2007 | – | – | – | – | Y | – | Y | Y | Y | – | – | 4/11 |
Liddle 2007 | – | Y | Y | Y | Y | Y | Y | Y | Y | – | – | 8/11 |
Engers 2008 | Y | Y | Y | - | Y | Y | Y | Y | Y | – | – | 8/11 |
May 2008 | – | – | Y | – | – | Y | – | Y | Y | – | – | 4/11 |
Ferreira 2009 | – | – | – | – | – | Y | Y | Y | – | – | – | 3/11 |
Choi 2010 | Y | Y | Y | - | Y | Y | Y | Y | Y | Y | – | 9/11 |
Dahm 2010 | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | – | 10/11 |
Kriese 2010 | – | – | – | – | – | Y | – | Y | – | – | – | 2/11 |
Dunsford 2011 | – | – | – | – | – | Y | Y | Y | Y | – | – | 4/11 |
Rubinstein 2012 | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | 11/11 |
Surkitt 2012 | Y | Y | Y | Y | – | Y | Y | Y | Y | – | – | 8/11 |
Macedo 2016 | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | 11/11 |
Lam 2018 | – | Y | Y | Y | – | Y | Y | Y | Y | – | – | 7/11 |