title: Survival endpoints and adaptive designs.
abstract: This is a discussion of the paper 'Planning and analyzing adaptive group sequential survival trials' by Gernot Wassmer, appearing in this special issue on adaptive designs.
authors.affiliation: Core Unit for Medical Statistics and Informatics, Section of Medical Statistics, Medical University of Vienna, Spitalgasse 23, 1090 Vienna, Austria. peter.bauer@meduniwien.ac.at
authors.forename: Peter
authors.initials: P
authors.lastname: Bauer
mesh_terms: D001699:Biometry; D002986:Clinical Trials as Topic / Q000706:statistics & numerical data*; D016001:Confidence Intervals; D023381:Endpoint Determination; D012107:Research Design / Q000706:statistics & numerical data*; D018401:Sample Size; D016019:Survival Analysis