非劣性試験 (noninferiority trials)とは
The null hypothesis in non-inferiority trials is that new treatment is inferior to standard treatment. The alternative hypothesis is the new treatment is non-inferior to standard treatment. (Review Non-inferiority trials in cardiology: what clinicians need to know Heart BMJ Journals)
参考
- 同等性・非劣性の解析(新谷歩)連載2012.03.26 医学会新聞
- Reporting of Noninferiority and Equivalence Randomized Trials Extension of the CONSORT 2010 Statement
- Review Non-inferiority trials in cardiology: what clinicians need to know Heart (BMJ Journals) わかりやすい説明。