Ning 2008.

Methods	Country where data collected: China Parallel‐group RCT (intra‐individual) Unit of randomisation: burn Unit of analysis: burn Duration: 28 days
Participants	Inclusion criteria: deep partial second‐degree burn wounds < 60% TBSA; age 18‐65; presented within 24 h of injury Exclusion criteria: complications; other disease; pregnancy; multiple trauma or serious comorbidity Participants: 20 participants with 2 comparable burns Mean age (years): NR Male participants: 12/20 Burn type: NR Burn degree: 2nd degree Burn size (%TBSA): 24.1 ± 0.2 Burn location: NR
Interventions	Intervention arm 1: sodium hypochlorite (Dermacyn) changed every other day. N = 20 burns Intervention arm 2: SSD changed every other day. N = 20 burns Cointerventions: NR
Outcomes	Primary outcome: wound healing Secondary outcome: adverse events
Notes	Article in Chinese, extracted and assessed for risk of bias by one review author, discussed with a second review author Funding NR
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Comment: a random component in the sequence generation process was not reported in detail
Allocation concealment (selection bias)	Unclear risk	Comment: it was not stated how the randomisation sequence was allocated
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	Comment: not mentioned
Incomplete outcome data (attrition bias) All outcomes	Low risk	Comment: results section and tables show that all participant data were included in analysis
Selective reporting (reporting bias)	Unclear risk	Comment: protocol not obtained, based on paper only
Other bias	Unclear risk	The whole process of conducting this RCT was not clear, including whether the paired data were accounted for in the analysis