Table 10.

Methodological quality assessment and risk-of-bias (Qigong (氣功 qì gōng)).

	Adequate randomization	Concealed allocation	Groups similar at baseline	Patient blinded	Care provider blinded	Outcome assessor blinded	Dropout rate described and acceptable	Intention to treat analysis	Co-interventions avoided or similar	Compliance acceptable	Timing outcome assessment similar	Report free of selective outcome reporting	Total
Chen KW et al 2008	Yes	Yes	Yes	Yes	No	Yes	Yes	No	Yes	Yes	Yes	Yes	10/12
An B et al 2008	Unclear	Unclear	Yes	No	No	Unclear	No	No	Yes	Yes	Yes	Yes	5/12
Lee HJ et al 2009	Yes	Yes	Yes	No	No	Yes	Yes	Yes	Yes	Yes	Yes	Yes	10/12