Study design(s) targeted by the tool | Randomized controlled trials (RCT)randomized-controlled-trial-rct Case-control studiescase-control-study Non-randomised studies of interventionsnrsi |
---|---|
Additional details on designs | NA |
Tool area | Health |
Link to the tool | Access the paper reporting the Down & Black tool |
Details | |
Website | |
Primary publication | Downs SH, Black N. The feasibility of creating a checklist for the assessment of the methodological quality both of randomised and non-randomised studies of health care interventions. J Epidemiol Community Health 1998;52(6) |
DOI | 10.1136/jech.52.6.377 |
Guidance document | |
Training | Additional guidance from author on Question 27: Downs and Black checklist – Q27 guidance |
Language | English |
Translations | None known – please contact us if you are aware of any translations that should be listed here |
Record last updated | 15/08/2023 |
Related tools and Publications | |
Previous versions | None |
Updated versions | None |
Related tools | None |
Evaluations | None known – please contact us if you are aware of any evaluations that should be listed here |
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 | Yes |
Offers a method to reach either a domain specific or overall assessment of risk of bias | Yes |
Tool development involving a range of stakeholders from different disciplines (e.g. methodologists, statisticians, clinicians) | No |
Avoids recommending use of summary numerical quality scores | No |