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
|
---|
Barbosa et al., 2014
|
Y
|
N
|
NA
|
NA
|
CS
|
CS
|
Y
|
0%
|
Y
|
NA
|
1-
|
Bonci et al., 1990
|
N
|
N
|
NA
|
NA
|
Y
|
N
|
CS
|
0%
|
Y
|
NA
|
1-
|
Deutschmann et al., 2011
|
Y
|
N
|
NA
|
NA
|
Y
|
N
|
Y
|
0%
|
Y
|
NA
|
1-
|
Lauro et al., 1991
|
Y
|
CS
|
NA
|
NA
|
N
|
CS
|
CS
|
CS
|
Y
|
NA
|
1-
|
Nansel et al., 1991
|
Y
|
N
|
NA
|
NA
|
CS
|
CS
|
Y
|
0%
|
Y
|
NA
|
1-
|
- Y Yes, N No, CS Can’t say, NA Not applicable
- According to SIGN Criteria, if groups are not randomized, the criteria can continue to be used, but sections 1.2, 1.3, and 1.4 are not applied, corresponding to randomization, concealment and blinding