| |
| 2007 | ||
|---|---|---|
| 4 | EE | Willi Sauerbrei, Patrick Royston, Karina Zapien Arreola: Detecting an interaction between treatment and a continuous covariate: A comparison of two approaches. Computational Statistics & Data Analysis 51(8): 4054-4063 (2007) |
| 3 | EE | Patrick Royston, Willi Sauerbrei: Improving the robustness of fractional polynomial models by preliminary covariate transformation: A pragmatic approach. Computational Statistics & Data Analysis 51(9): 4240-4253 (2007) |
| 2006 | ||
| 2 | EE | Willi Sauerbrei, C. Meier-Hirmer, A. Benner, Patrick Royston: Multivariable regression model building by using fractional polynomials: Description of SAS, STATA and R programs. Computational Statistics & Data Analysis 50(12): 3464-3485 (2006) |
| 2002 | ||
| 1 | EE | Willi Sauerbrei, Patrick Royston: Determination of Functional Relationships for Continuous Variables by Using a Multivariable Fractional Polynomial Approach. ISMDA 2002: 53-60 |
| 1 | Karina Zapien Arreola | [4] |
| 2 | A. Benner | [2] |
| 3 | C. Meier-Hirmer | [2] |
| 4 | Willi Sauerbrei | [1] [2] [3] [4] |