Author, Year
|
Research Question
|
Randomization
|
Concealment
|
Blinding
|
Similarity at baseline
|
Similarity between arms
|
Outcome measures
|
Percent drop-out
|
Intention to treat
|
Results between sites
|
Level of evidence
|
---|
Botelho et al., 2012
|
Y
|
Y
|
CS
|
N
|
N
|
N
|
Y
|
0%
|
NA
|
NA
|
1-
|
Cardinale et al., 2015
|
Y
|
Y
|
N
|
CS
|
Y
|
Y
|
CS
|
0%
|
NA
|
NA
|
1-
|
Enebo et al., 2003
|
Y
|
Y
|
CS
|
N
|
CS
|
CS
|
CS
|
0%
|
CS
|
NA
|
1-
|
Engel et al. 2007
|
Y
|
Y
|
Y
|
CS
|
N
|
N
|
CS
|
20%
|
N
|
NA
|
1-
|
Fox et al., 2006
|
Y
|
Y
|
CS
|
N
|
Y
|
Y
|
CS
|
CS
|
CS
|
NA
|
1-
|
Miller et al., 2000
|
Y
|
Y
|
N
|
N
|
Y
|
Y
|
CS
|
CS
|
Y
|
NA
|
1-
|
Nansel et al., 1992
|
Y
|
Y
|
CS
|
N
|
CS
|
CS
|
Y
|
0%
|
Y
|
NA
|
1-
|
Nansel et al., 1993
|
Y
|
Y
|
CS
|
Y
|
CS
|
Y
|
CS
|
0%
|
Y
|
NA
|
1-
|
Palmgren et al., 2009
|
Y
|
Y
|
Y
|
N
|
CS
|
Y
|
Y
|
0%
|
Y
|
NA
|
1-
|
Passmore et al., 2010
|
Y
|
Y
|
CS
|
Y
|
CS
|
CS
|
Y
|
0%
|
Y
|
NA
|
1-
|
Pollard et al., 1998
|
Y
|
Y
|
CS
|
CS
|
CS
|
CS
|
CS
|
CS
|
CS
|
NA
|
1-
|
Schwartzbauer et al., 1997
|
CS
|
Y
|
N
|
N
|
CS
|
CS
|
CS
|
25%
|
Y
|
NA
|
1-
|
Shrier et al., 2006
|
Y
|
Y
|
CS
|
CS
|
Y
|
Y
|
Y
|
17.6%
|
Y
|
NA
|
1-
|
Stamos-Papastamos et al., 2011
|
Y
|
Y
|
CS
|
N
|
Y
|
Y
|
Y
|
CS
|
Y
|
NA
|
1-
|
Straub et al., 2001
|
Y
|
Y
|
CS
|
CS
|
CS
|
CS
|
Y
|
0%
|
Y
|
NA
|
1-
|
Ward et al., 2012
|
N
|
Y
|
N
|
N
|
CS
|
CS
|
CS
|
5%
|
NA
|
NA
|
1-
|
Ward et al., 2013
|
Y
|
Y
|
Y
|
N
|
N
|
N
|
Y
|
0%
|
CS
|
NA
|
1-
|
Ward et al., 2014
|
Y
|
Y
|
N
|
N
|
Y
|
Y
|
N
|
0%
|
Y
|
NA
|
1-
|
- Y Yes, N No, CS Can’t say, NA Not applicable