Library of risk of bias tools

RoBANS

Study design(s) targeted by the tool Non-randomised studies of interventionsnrsi
Additional details on designs NA
Tool area Health
Link to the tool Get the RoBANS tool

Details

Website
Primary publication Kim S, Park J, Lee Y, et al. Testing a tool for assessing the risk of bias for nonrandomized studies showed moderate reliability and promising validity. J Clin Epidemiol. 2013;66(4):408-14.
DOI 10.1016/j.jclinepi.2012.09.016
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 publications that should be listed here.

Record last updated 23/01/2026

Related tools and Publications

Previous versions

None

Updated versions

RoBANS 2

Related tools

None

Evaluations

None

Other publications

None

Key Criteria

Focuses on risk of bias, or makes a distinction between items that assess risk of bias and other aspects of study quality Yes
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) Yes
Avoids recommending use of summary numerical quality scores Yes