Research Topics
| Ekkehard GlimmSummaryAffiliation: Novartis Institutes for BioMedical Research Publications
| Collaborators |
Detail Information
Publications
Hierarchical testing of multiple endpoints in group-sequential trialsEkkehard Glimm
Novartis Pharma AG, Statistical Methodology, Novartis Campus, CH 4056 Basel, Switzerland
Stat Med 29:219-28. 2010..We use a numerical example based on a real case study to illustrate the results of different hierarchical test strategies...
Directional multivariate tests rejecting null and negative effects in all variablesEkkehard Glimm
Novartis Pharma AG, Basel, Switzerland
Biom J 52:757-70. 2010..The derivation of the tests is supplemented by simulations investigating their performance and by the application in an osteoporosis trial...
Graphical approaches for multiple comparison procedures using weighted Bonferroni, Simes, or parametric testsFrank Bretz
Statistical Methodology, Novartis Pharma AG, Basel, Switzerland
Biom J 53:894-913. 2011..We illustrate the extended graphical approaches with several examples. In addition, we describe briefly the gMCP package in R, which implements some of the methods described in this paper...
Adaptive designs for confirmatory clinical trialsFrank Bretz
Novartis Pharma AG, Lichtstrasse 35, 4002 Basel, Switzerland
Stat Med 28:1181-217. 2009..A case study and related numerical examples are used to illustrate the key results. In addition we provide a detailed discussion of current methods to calculate point estimates and confidence intervals for relevant parameters...
