Study | RCT | Allocation Concealed | Blinding | Incomplete data addressed | Free of selective reporting | Free of other bias |
---|---|---|---|---|---|---|
Bautmans et al. 2005 [40] | + | - | + | + | + | + |
Beck et al. 2010 [51] | + | . | . | + | + | ? |
Bogaerts et al. 2007 [42] | + | - | - | - | + | + |
Boegarts et al. 2011[41] | + | + | - | + | + | + |
Carlucci et al. 2010 [39] | quasi RCT | - | - | + | + | + |
Johnson et al. 2010[43] | quasi RCT | - | - | + | + | + |
Mikhael et al. 2010 [44] | + | + | + | + | + | + |
Verschueren et al. 2004 [18] | + | - | ? | + | + | + |
Bruyere et al. 2005 [45] | + | - | - | + | + | + |
Cheung et al. 2007 [46] | + | + | - | - | + | - |
Furness et al. 2009 [47] | + | ? | - | + | + | - |
Furness et al. 2010 [48] | + | + | - | + | + | ? |
Gusi et al.2006 [21] | + | - | - | - | + | + |
Rees et al. 2007 [49] | + | - | - | - | + | + |
Rees et al. 2009 [50] | + | - | - | - | + | + |