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Table 4 Risk of bias summary for Randomised Controlled Trial Studies

From: The health impact of residential retreats: a systematic review

 

Random sequence generation (selection bias)

Allocation concealment (selection bias)

Blinding of participants and personnel (performance bias)

Blinding of outcome assessment (detection bias) Self-reported outcomes

Incomplete outcome data (attrition bias)

Selective reporting (reporting bias)

Other bias

Epel et al., 2016 [1]

Low

Unclear

High

High

Low

Unclear

Low

Mills et al., 2016 [2]

High

High

High

High

High

Unclear

Low

Peterson et al., 2016 [3]

High

High

High

Low

Low

Unclear

Low

Taren et al., 2015 [4]

Low

High

High

High

Low

Unclear

Low

Gilbert et al., 2014 [5]

Low

Unclear

Unclear

High

Unclear

Unclear

Low

Pidgeon et al., 2014 [6]

Low

Unclear

Unclear

High

High

Unclear

Low

Kwiatkowski et al., 2013 [7]

Low

Unclear

Unclear

High

Low

Unclear

Low

Brazier et al., 2006 [8] [6]

Low

Unclear

Unclear

High

Unclear

Unclear

Low