Table 2 Risk of bias assessment of the included studies using the Cochrane risk of bias tool
From: Mindfulness-based stress reduction for low back pain. A systematic review
Bias | Random sequence generation (selection bias) | Allocation concealment (selection bias) | Blinding of participants and personnel (performance bias) | Blinding of outcome assessment (detection bias) | Incomplete outcome data (attrition bias) | Selective reporting (reporting bias) | Other bias |
|---|---|---|---|---|---|---|---|
Author, year | |||||||
Esmer et al. 2010[24] | Low riska | Unclear | High risk | High risk | High risk | Low risk | Low risk |
Morone et al. 2008[25] | Low risk | Low risk | Unclear | Unclear | Low risk | Low risk | Low risk |
Morone et al. 2009[26] | Low risk | Low risk | Low risk | Low risk | High risk | Low risk | Low risk |