TABLE 1.

Risk of bias tables for all meta-analyses

Reference (in reverse chronological order)	Clearly Defined Research Question	Comprehensive Literature Search	>1 Person Selected Studies	>1 Person Extracted Data	Status of Publication Not Used as Inclusion Criteria	Excluded Studies Listed	Included Studies Characteristics Provided	Included Studies Scientific Quality Assessed + Reported	Scientific Quality Assessed Appropriately	Appropriate Methods Used to Combine Study Results	Publication Bias Assessed	Conflicts Declared	Total Score	Total Risk of Bias
Offloading devices
Health Quality Ontario 201712	+	+	−	?	+	−	+	+	+	+	+	−	8/12	+
Elraiyah et al 201613	+	+	+	+	−	−	+	+	+	+	?	−	8/12	+
Martins de Oliveira and Moore 201515	+	+	?	?	−	+	−	+	+	+	+	+	8/12	+
Lewis and Lipp 201352	+	+	+	+	+	+	+	+	+	+	−	−	10/12	++
Morona et al 201353	+	+	?	+	+	−	+	+	+	+	−	+	9/12	+
Surgical offloading techniques
Dallimore and Kaminski 201514	+	+	+	+	+	+	+	+	+	+	?	+	11/12	++

Note. +, yes criterion is met; −, no criterion is not met; ?, not reported or not clear. Total risk of bias: ++, very low risk of bias; +, low risk of bias; −, high risk of bias.