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. 2019 Jul 22;10(3):10.24926/iip.v10i3.2002. doi: 10.24926/iip.v10i3.2002

Table 3. Cochrane Risk of Bias Tool16.

Article

Selection Bias

Performance Bias

Detection Bias

Attrition Bias

Reporting Bias

Other Bias

Total

Random Sequence Generation

Allocation Concealment

Blinding of Participants and Personnel

Blinding of Outcome Assessment

Incomplete Outcome Data

Selective Reporting

Anything Else, Ideally Prespecified

Low on Risk of Bias

Andersson (1992)9

Low

Unclear

High

High

Low

Low

Low

5/7

Raudaskoski (1995)10

Low

Low

High

Low

Low

Low

Low

6/7

Antoniou (1997)11

Low

Unclear

High

Low

Low

Low

Low

6/7

Suvanto-Luukkonen (1998)12

High

Unclear

High

Low

Low

Low

Low

5/7

Wollter-Svensson (2001)13

Low

Low

High

Low

Low

Low

Low

6/7

Raudaskoski (2002)14

Low

Low

Low

Unclear

High

Low

Low

6/7

Boon (2003)15

Low

Low

Low

Low

Unclear

Low

Low

7/7

Wildemeersch (2005)16

High

High

High

High

Low

Low

High

2/7

Wildemeersch (2007)17

High

High

High

High

Low

Low

High

2/7

Hampton (2005)18

High

High

High

High

Low

Low

Low

3/7

Varila (2001)19

High

High

High

High

Low

Low

Low

3/7