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Table 6 Risk of bias assessment using the Cochrane Risk of Bias Tool

From: Psychological interventions for post-traumatic stress injuries among public safety personnel: a systematic review and meta-analysis

Study

Randomization

Allocation

Blinding

Attrition

Selective reporting

Other bias

Alghamdi et al. 2015 [76]

Low risk

Unclear risk

High risk

Low risk

Low risk

Low risk

Bryant et al. 2019 [71]

Low risk

Low risk

Low risk

Low risk

Low risk

Low risk

Chongruksa et al. 2012 [73]

Unclear risk

Unclear risk

High risk

Unclear risk

Low risk

Unclear risk

Gersons et al. 2013 [72]

Low risk

Low risk

Low risk

Low risk

Low risk

Low risk

Jarero et al. 2013 [75]

Low risk

Unclear risk

High risk

Low risk

Low risk

High risk

Miller et al. 2019 [77]

Low risk

Unclear risk

High risk

Low risk

Low risk

Low risk

Mithoefer et al. 2018 [70]

Low risk

Low risk

Low risk

Low risk

Low risk

Low risk

Tuckey et al. 2014 [74]

Low risk

Low risk

High risk

Low risk

Low risk

High risk