Article Text
Statistics from Altmetric.com
John Rathbone
Cochrane Schizophrenia Group, Academic Department of Psychiatry and Behavioural Sciences, University of Leeds, 15 Hyde Terrace, Leeds LS2 9LT, UK; jrathbone@cochrane-sz.org
QUESTION
Question:
Is Chinese herbal medicine an effective treatment for schizophrenia?
Outcomes:
Global state (Clinical Global Impression scale), mental state (Brief Psychiatric Rating Scale, Scale for Assessment of Negative Symptoms), leaving the study early, adverse effects.
METHODS
Design:
Systematic review and meta-analysis.
Data sources:
Cochrane Schizophrenia Group’s trial register, including searches of MEDLINE, CINAHL, BIOSIS Inside, EMBASE, CENTRAL and PsycINFO; Chinese Medical Literature Analysis and Retrieval System, China National Knowledge Infrastructure Database, Chinese Biomedical Database, and the Allied Complementary Medicine Database were searched in 2003. Hand searches of journals and conference proceedings were also carried out.
Study selection and analysis:
Randomised controlled trials (RCTs) in people with schizophrenia or related psychosis (any diagnostic criteria), using any Chinese herbal medicine in comparison with any other therapy. Trials were excluded if there was >50% loss to follow-up. Weighted mean differences for continuous data and relative risks for binary outcomes were calculated used fixed …
Footnotes
Source of funding: None reported.
▸ Additional material is published online only at http://ebmh.bmj.com/content/vol11/issue1
Footnotes
Competing interests: None declared.