Download references

Open Access

What differences are detected by superiority trials or ruled out by noninferiority trials? A cross-sectional study on a random sample of two-hundred two-arms parallel group randomized clinical trials

Angèle Gayet-Ageron*, Thomas Agoritsas, Christophe Combescure, Krisztina Bagamery, Delphine S Courvoisier and Thomas V Perneger

BMC Medical Research Methodology 2010, 10:93  doi:10.1186/1471-2288-10-93