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Willi Sauerbrei

University of Freiburg

66H-index
359Paper Count
3.0WCitation Count
Published Papers 59
Publication Date
A Systematic Categorization of Performance Measures for Estimated Non-Linear Associations Between an Outcome and Continuous Predictors
err2025-08-31
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errTheresa Ullmann; Georg Heinze; Michal Abrahamowicz; Aris Perperoglou; Willi Sauerbrei; Matthias Schmid; Daniela Dunkler; TG2 of the STRATOS Initiative
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Handling missing values in patient-reported outcome data in the presence of intercurrent events
err2025-03-01
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errThomassen, Doranne; Roychoudhury, Satrajit; Amdal, Cecilie Delphin; Reynders, Dries; Musoro, Jammbe Z.; Sauerbrei, Willi; Goetghebeur, Els; le Cessie, Saskia; SISAQOL IMI Work Package, Rajesh
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The role of the estimand framework in the analysis of patient-reported outcomes in single-arm trials: a case study in oncology
err2024-11-23
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errThomassen, Doranne; Roychoudhury, Satrajit; Amdal, Cecilie Delphin; Reynders, Dries; Musoro, Jammbe Z.; Sauerbrei, Willi; Goetghebeur, Els; le Cessie, Saskia
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Regression without regrets -initial data analysis is a prerequisite for multivariable regression
err2024-08-08
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errHeinze, Georg; Baillie, Mark; Lusa, Lara; Sauerbrei, Willi; Schmidt, Carsten Oliver; Harrell, Frank E.; Huebner, Marianne
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Data-driven simulations to assess the impact of study imperfections in time-to-event analyses
err2024-05-06
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errAbrahamowicz, Michal; Beauchamp, Marie-Eve; Boulesteix, Anne-Laure; Morris, Tim P.; Sauerbrei, Willi; Kaufman, Jay S.
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Statistical analysis of high-dimensional biomedical data: a gentle introduction to analytical goals, common approaches and challenges
err2023-05-15
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errRahnenfuehrer, Joerg; De Bin, Riccardo; Benner, Axel; Ambrogi, Federico; Lusa, Lara; Boulesteix, Anne-Laure; Migliavacca, Eugenia; Binder, Harald; Michiels, Stefan; Sauerbrei, Willi; McShane, Lisa
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REMARK guidelines for tumour biomarker study reporting: a remarkable history
err2022-12-07
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errHayes, Daniel F.; Sauerbrei, Willi; McShane, Lisa M.
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Structured reporting to improve transparency of analyses in prognostic marker studies
err2022-05-12
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errSauerbrei, Willi; Haeussler, Tim; Balmford, James; Huebner, Marianne
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Facilitating harmonized data quality assessments. A data quality framework for observational health research data collections with software implementations in R
err2021-04-02
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errSchmidt, Carsten Oliver; Struckmann, Stephan; Enzenbach, Cornelia; Reineke, Achim; Stausberg, Jurgen; Damerow, Stefan; Huebner, Marianne; Schmidt, Boerge; Sauerbrei, Willi; Richter, Adrian
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Development of the Instrument to assess the Credibility of Effect Modification Analyses (ICEMAN) in randomized controlled trials and meta-analyses
err2020-08-09
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errSchandelmaier, Stefan; Briel, Matthias; Varadhan, Ravi; Schmid, Christopher H.; Devasenapathy, Niveditha; Hayward, Rodney A.; Gagnier, Joel; Borenstein, Michael; van der Heijden, Geert J. M. G.; Dahabreh, Issa J.; Sun, Xin; Sauerbrei, Willi; Walsh, Michael; Ioannidis, John P. A.; Thabane, Lehana; Guyatt, Gordon H.
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Combining clinical and molecular data in regression prediction models: insights from a simulation study
err2019-11-21
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errDe Bin, Riccardo; Boulesteix, Anne-Laure; Benner, Axel; Becker, Natalia; Sauerbrei, Willi
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A plea for taking all available clinical information into account when assessing the predictive value of omics data
err2019-07-24
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errVolkmann, Alexander; De Bin, Riccardo; Sauerbrei, Willi; Boulesteix, Anne-Laure
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A review of spline function procedures in R
err2019-03-06
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errPerperoglou, Aris; Sauerbrei, Willi; Abrahamowicz, Michal; Schmid, Matthias
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Overinterpretation and misreporting of prognostic factor studies in oncology: a systematic review
err2018-10-24
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errKempf, Emmanuelle; de Beyer, Jennifer A.; Cook, Jonathan; Holmes, Jane; Mohammed, Seid; Tri-Long Nguyen; Simera, Iveta; Trivella, Marialena; Altman, Douglas G.; Hopewell, Sally; Moons, Karel G. M.; Porcher, Raphael; Reitsma, Johannes B.; Sauerbrei, Willi; Collins, Gary S.
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Effects of Radiotherapy in Early-Stage, Low-Recurrence Risk, Hormone-Sensitive Breast Cancer
err2018-09-18
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errJayasekera, Jinani; Schechter, Clyde B.; Sparano, Joseph A.; Jagsi, Reshma; White, Julia; Chapman, Judith-Anne W.; Whelan, Timothy; Anderson, Stewart J.; Fyles, Anthony W.; Sauerbrei, Willi; Zellars, Richard C.; Li, Yisheng; Song, Juhee; Huang, Xuelin; Julian, Thomas B.; Luta, George; Berry, Donald A.; Feuer, Eric J.; Mandelblatt, Jeanne; Berry, Donald A.; Chapman, Judith-Anne W.; Costantino, Joseph P.; Fyles, Anthony; Gray, Robert; Hopkins, Judith O.; Huang, Xuelin; Hwang, E. Shelley; Jagsi, Reshma; Jayasekera, Jinani; Julian, Thomas B.; Li, Yisheng; Luta, George; Mandelblatt, Jeanne; Sauerbrei, Willi; Schechter, Clyde B.; Sparano, Joseph A.; Song, Juhee; Anderson, Stewart J.; Stout, Natasha; Whelan, Timothy; White, Julia; Zellars, Richard C.; Feuer, Eric J.
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Reporting Recommendations for Tumor Marker Prognostic Studies (REMARK): An Abridged Explanation and Elaboration
err2018-06-04
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errSauerbrei, Willi; Taube, Sheila E.; McShane, Lisa M.; Cavenagh, Margaret M.; Altman, Douglas G.
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Simulation Modeling of Cancer Clinical Trials: Application to Omitting Radiotherapy in Low-risk Breast Cancer
err2018-04-28
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errJayasekera, Jinani; Li, Yisheng; Schechter, Clyde B.; Jagsi, Reshma; Song, Juhee; White, Julia; Luta, George; Chapman, Judith-Anne W.; Feuer, Eric J.; Zellars, Richard C.; Stout, Natasha; Julian, Thomas B.; Whelan, Timothy; Huang, Xuelin; Hwang, E. Shelley; Hopkins, Judith O.; Sparano, Joseph A.; Anderson, Stewart J.; Fyles, Anthony W.; Gray, Robert; Sauerbrei, Willi; Mandelblatt, Jeanne; Berry, Donald A.; Berry, Donald A.; Chapman, Judith-Anne W.; Costantino, Joseph P.; Fyles, Anthony; Gray, Frcpc Robert; Hopkins, Judith O.; Huang, Xuelin; Hwang, Shelley; Jagsi, Reshma; Jayasekera, Jinani; Julian, Thomas B.; Li, Yisheng; Luta, George; Mandelblatt, Jeanne; Sauerbrei, Willi; Schechter, Clyde B.; Sparano, Joseph A.; Song, Juhee; Anderson, Stewart J.; Stout, Natasha; Whelan, Timothy; White, Julia; Zellars, Richard C.; Feuer, Eric J.
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Modeling Variables With a Spike at Zero: Examples and Practical Recommendations
err2017-03-22
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errLorenz, Eva; Jenkner, Carolin; Sauerbrei, Willi; Becher, Heiko
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