Systematic Reviews
Copyright ©The Author(s) 2015.
World J Methodol. Sep 26, 2015; 5(3): 157-163
Published online Sep 26, 2015. doi: 10.5662/wjm.v5.i3.157
Table 1 Assessment of risk of bias in the included studies
Study IDRandom sequence generationAllocation concealmentBlinding of participants and personnelBlinding of outcome assessmentIncomplete outcome dataSelective reportingOther bias
Luoto et al[40]LowLowLowLowHighLowLow
Videhult et al[39]LowLowLowLowHighLowLow