Is the traditional Chinese medicine helpful for patients with hematologic malignant diseases? A meta-analysis of randomized controlled trials

Table 8 Risk assessment of Ji Hong 2011 study

Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Low risk	Quote: Use the random number table to get the allocation sequence
		Comment: Probably done
Allocation concealment (selection bias)	Unclear	Quote: Not mentioned
		Comment: Unclear
Blinding of participants and personnel (performance bias)	Unclear	Quote: Not mentioned
All outcomes		Comment: Unclear
Blinding of outcome assessment (detection bias)	Low risk	Quote: Not mentioned
All outcomes		Comment: The response rate is an objective parameter. Subjective judgement can not influent the result
Incomplete outcome data (attrition bias)	Low risk	Quote: 7 participants in 53 randomized lost to follow-up
All outcomes		Comment
Selective reporting (reporting bias)	Low risk	The primary outcome listed in the method section are all reported
		Comment: Probably done
Other bias	Unclear	The study did not use the intention to treat strategy to analyze the result