Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation
. 2008 Sep 9;179(6):549-53.
doi: 10.1503/cmaj.080484.

The "number needed to treat" turns 20--and continues to be used and misused

Affiliations

The "number needed to treat" turns 20--and continues to be used and misused

Finlay A McAlister. CMAJ. .
No abstract available

PubMed Disclaimer

Comment in

Similar articles

Cited by

References

    1. Laupacis A, Sackett DL, Roberts RS. An assessment of clinically useful measures of the consequences of treatment. N Engl J Med 1988;318:1728-33. - PubMed
    1. Moher D, Schulz KF, Altman D. The CONSORT statement: revised recommendations for improving the quality of reports of parallel-group randomized trials. JAMA 2001;285:1987-91;9:30. - PubMed
    1. Muir Gray JA. Evidence-based healthcare: how to make health policy and management decisions. Edinburgh: Churchill Livingstone, 1997.
    1. Kumana CR, Cheung BMY, Lauder IJ. Gauging the impact of statins using number needed to treat. JAMA 1999;282:1899-901. - PubMed
    1. Osiri M, Suarez-Almazor ME, Wells GA, et al. Number needed to treat (NNT): implication in rheumatology clinical practice. Ann Rheum Dis 2003;62:316-21. - PMC - PubMed