Library of risk of bias tools

CATHIS score

Study design(s) targeted by the tool Randomized controlled trials (RCT)randomized-controlled-trial-rct
Additional details on designs NA
Tool area Health; homeopathy
Link to the tool Get the CATHIS Scale

Details

Website
Primary publication Gaertner K, Hahn R, Razlog R, et al. Critical Appraisal Tool for Homeopathic Intervention Studies: CATHIS. Complement Med Res. 2025;32(3):195-204.
DOI 10.1159/000542920
Guidance document
Training

None known – please contact us if you are aware of any training that should be listed here

Language English
Translations

None known – please contact us if you are aware of any translations that should be listed here.

Record last updated 10/06/2026

Related tools and Publications

Previous versions

None

Updated versions

None

Related tools

None

Evaluations

Inter-rater reliabiltiy and usability of the CATHIS score

Other publications

None known – please contact us if you are aware of any publications that should be listed here.

Key Criteria

Focuses on risk of bias, or makes a distinction between items that assess risk of bias and other aspects of study quality No
Offers a method to reach either a domain specific or overall assessment of risk of bias Yes
Tool developed for use across topic areas (i.e. not developed for specific clinical area such as physiotherapy or dentistry) No
Avoids recommending use of summary numerical quality scores No