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Re-investigation after 8 years on the publication of Chinese clinical trials after registration / 中华医学科研管理杂志
Chinese Journal of Medical Science Research Management ; (4): 70-74, 2020.
Article in Chinese | WPRIM | ID: wpr-872025
ABSTRACT
Objective To investigate the publication status and quality in registration centers and journals of Chinese clinical trials after registration.Methods The Chinese clinical trials registered on the US Clinical Trial Registration website (www.clinicaltrials.gov) before July 24,2009 were searched.China Knowledge Network (CNKI),Wanfang Database,VIP Database,PubMed,and EMbase Database were searched by computer from inception to December 31,2017,to investigate the outcome publication of these clinical trials in the registration center and journals.Results A total number of 654 clinical trials were included in this study.Only 25 clinical trials,accounted for 3.8%,published trial outcome on the US Clinical Trials Register,74 clinical trials,accounted for 11.3%,were published in the journals (effective literature).Most of the trials took 2 to 3 and in both from registration to completion and study closure to outcome publication.Conclusions The proportion and quali ty of clinical trial outcome publication in China were low,which alerting us that researcher should pay more attention to the trial outcome publication.

Full text: Available Index: WPRIM (Western Pacific) Language: Chinese Journal: Chinese Journal of Medical Science Research Management Year: 2020 Type: Article

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Full text: Available Index: WPRIM (Western Pacific) Language: Chinese Journal: Chinese Journal of Medical Science Research Management Year: 2020 Type: Article