Chinese Clinical Trial Register (ChiCTR)

Database allows English or Chinese search options. The registry has 68,713 registered trials (April 2023). 

As well as interventional studies the register also includes prevention studies, diagnostic test studies, prognostic studies and epidemiological research.

Search options

Default operator AND

Boolean operators Not available

Phrase searching Not available

Nesting None

Truncation No

Field tags Fielded searches are offered

Hyphens It is necessary to search for hyphenated and unhyphenated terms

Help pages No

Example Breast

Saved searches No

Export tagged Individual records can be downloaded in XML format

Updated 13 April 2023.