Publications by authors named "Ralf Bender"

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Hazards, Causality, and Practical Relevance of Collider Effects - Comment on Beyersmann et al. "Hazards Constitute Key Quantities for Analyzing, Interpreting and Understanding Time-to-Event Data".
Ralf Bender, Lars Beckmann

Biom J· October 2025

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Exploring the characteristics, methods and reporting of systematic reviews with meta-analyses of time-to-event outcomes: a meta-epidemiological study.
Marius Goldkuhle, Caroline Hirsch, Claire Iannizzi, Ana-Mihaela Zorger, Ralf Bender

BMC Med Res Methodol· November 2024

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Bayesian random-effects meta-analysis with empirical heterogeneity priors for application in health technology assessment with very few studies.
Jona Lilienthal, Sibylle Sturtz, Christoph Schürmann, Matthias Maiworm, Christian Röver, Ralf Bender

Res Synth Methods· March 2024

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Meta-epidemiological review identified variable reporting and handling of time-to-event analyses in publications of trials included in meta-analyses of systematic reviews.
Marius Goldkuhle, Caroline Hirsch, Claire Iannizzi, Ana-Mihaela Bora, Ralf Bender

J Clin Epidemiol· July 2023

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Summarizing empirical information on between-study heterogeneity for Bayesian random-effects meta-analysis.
Christian Röver, Sibylle Sturtz, Jona Lilienthal, Ralf Bender, Tim Friede

Stat Med· June 2023

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Involvement of information specialists and statisticians in systematic reviews.
Siw Waffenschmidt, Ralf Bender

Int J Technol Assess Health Care· April 2023

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Performance of several types of beta-binomial models in comparison to standard approaches for meta-analyses with very few studies.
Moritz Felsch, Lars Beckmann, Ralf Bender, Oliver Kuss, Guido Skipka

BMC Med Res Methodol· December 2022

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Performing Meta-analyses with Very Few Studies.
Anke Schulz, Christoph Schürmann, Guido Skipka, Ralf Bender

Methods Mol Biol· January 2022

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On weakly informative prior distributions for the heterogeneity parameter in Bayesian random-effects meta-analysis.
Christian Röver, Ralf Bender, Sofia Dias, Christopher H Schmid, Heinz Schmidli

Res Synth Methods· July 2021

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GRADE Guidelines: 29. Rating the certainty in time-to-event outcomes-Study limitations due to censoring of participants with missing data in intervention studies.
Marius Goldkuhle, Ralf Bender, Elie A Akl, Elvira C van Dalen, Sarah Nevitt

J Clin Epidemiol· January 2021

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The NNTnet metric is not new, not easy to use, and not routinely applied in medical research.
Ralf Bender

J Clin Epidemiol· January 2021

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GRADE guidelines 27: how to calculate absolute effects for time-to-event outcomes in summary of findings tables and Evidence Profiles.
Nicole Skoetz, Marius Goldkuhle, Elvira C van Dalen, Elie A Akl, Marialena Trivella, Ralf Bender

J Clin Epidemiol· February 2020

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A simulation study to compare different estimation approaches for network meta-analysis and corresponding methods to evaluate the consistency assumption.
Corinna Kiefer, Sibylle Sturtz, Ralf Bender

BMC Med Res Methodol· February 2020

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Limitations of the incidence density ratio as approximation of the hazard ratio.
Ralf Bender, Lars Beckmann

Trials· August 2019

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The number needed to treat in pairwise and network meta-analysis and its graphical representation.
Areti Angeliki Veroniki, Ralf Bender, Paul Glasziou, Sharon E Straus, Andrea C Tricco

J Clin Epidemiol· July 2019

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Methods to calculate uncertainty in the estimated overall effect size from a random-effects meta-analysis.
Areti Angeliki Veroniki, Dan Jackson, Ralf Bender, Oliver Kuss, Dean Langan

Res Synth Methods· March 2019

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Contribution to the discussion of "When should meta-analysis avoid making hidden normality assumptions?".
Ralf Bender, Lars Beckmann

Biom J· November 2018

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Methods for evidence synthesis in the case of very few studies.
Ralf Bender, Tim Friede, Armin Koch, Oliver Kuss, Peter Schlattmann

Res Synth Methods· September 2018

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Performance of the Peto odds ratio compared to the usual odds ratio estimator in the case of rare events.
A Catharina Brockhaus, Ulrich Grouven, Ralf Bender

Biom J· November 2016

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Biometrical issues in the analysis of adverse events within the benefit assessment of drugs.
Ralf Bender, Lars Beckmann, Stefan Lange

Pharm Stat· July 2016

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Adverse event development in clinical oncology trials.
Claudia Schmoor, Ralf Bender, Jan Beyersmann, Meinhard Kieser, Martin Schumacher

Lancet Oncol· July 2016

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Methods to estimate the between-study variance and its uncertainty in meta-analysis.
Areti Angeliki Veroniki, Dan Jackson, Wolfgang Viechtbauer, Ralf Bender, Jack Bowden

Res Synth Methods· March 2016

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Methodological approach to determine minor, considerable, and major treatment effects in the early benefit assessment of new drugs.
Guido Skipka, Beate Wieseler, Thomas Kaiser, Stefanie Thomas, Ralf Bender

Biom J· January 2016

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Indirect Comparisons and Network Meta-Analyses.
Corinna Kiefer, Sibylle Sturtz, Ralf Bender

Dtsch Arztebl Int· November 2015

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The Peto odds ratio viewed as a new effect measure.
A Catharina Brockhaus, Ralf Bender, Guido Skipka

Stat Med· December 2014

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