Leffondre K - Search Results

1

Regression methods for investigating risk factors of chronic kidney disease outcomes: the state of the art.

Boucquemont J, Heinze G, Jager KJ, Oberbauer R, Leffondre K. Boucquemont J, et al. Among authors: leffondre k. BMC Nephrol. 2014 Mar 14;15:45. doi: 10.1186/1471-2369-15-45. BMC Nephrol. 2014. PMID: 24628838 Free PMC article. Review.

2

A weighted Cox model for modelling time-dependent exposures in the analysis of case-control studies.

Leffondre K, Wynant W, Cao Z, Abrahamowicz M, Heinze G, Siemiatycki J. Leffondre K, et al. Stat Med. 2010 Mar 30;29(7-8):839-50. doi: 10.1002/sim.3764. Stat Med. 2010. PMID: 20213717

3

Interval-censored time-to-event and competing risk with death: is the illness-death model more accurate than the Cox model?

Leffondré K, Touraine C, Helmer C, Joly P. Leffondré K, et al. Int J Epidemiol. 2013 Aug;42(4):1177-86. doi: 10.1093/ije/dyt126. Epub 2013 Jul 30. Int J Epidemiol. 2013. PMID: 23900486

4

When do we need competing risks methods for survival analysis in nephrology?

Noordzij M, Leffondré K, van Stralen KJ, Zoccali C, Dekker FW, Jager KJ. Noordzij M, et al. Among authors: leffondre k. Nephrol Dial Transplant. 2013 Nov;28(11):2670-7. doi: 10.1093/ndt/gft355. Epub 2013 Aug 24. Nephrol Dial Transplant. 2013. PMID: 23975843

5

Representation of exposures in regression analysis and interpretation of regression coefficients: basic concepts and pitfalls.

Leffondré K, Jager KJ, Boucquemont J, Stel VS, Heinze G. Leffondré K, et al. Nephrol Dial Transplant. 2014 Oct;29(10):1806-14. doi: 10.1093/ndt/gft500. Epub 2013 Dec 22. Nephrol Dial Transplant. 2014. PMID: 24366898

6

Competing risks analyses: objectives and approaches.

Wolbers M, Koller MT, Stel VS, Schaer B, Jager KJ, Leffondré K, Heinze G. Wolbers M, et al. Among authors: leffondre k. Eur Heart J. 2014 Nov 7;35(42):2936-41. doi: 10.1093/eurheartj/ehu131. Epub 2014 Apr 7. Eur Heart J. 2014. PMID: 24711436 Free PMC article.

7

Analysis of risk factors associated with renal function trajectory over time: a comparison of different statistical approaches.

Leffondre K, Boucquemont J, Tripepi G, Stel VS, Heinze G, Dunkler D. Leffondre K, et al. Nephrol Dial Transplant. 2015 Aug;30(8):1237-43. doi: 10.1093/ndt/gfu320. Epub 2014 Oct 17. Nephrol Dial Transplant. 2015. PMID: 25326471 Clinical Trial.

8

Augmented backward elimination: a pragmatic and purposeful way to develop statistical models.

Dunkler D, Plischke M, Leffondré K, Heinze G. Dunkler D, et al. Among authors: leffondre k. PLoS One. 2014 Nov 21;9(11):e113677. doi: 10.1371/journal.pone.0113677. eCollection 2014. PLoS One. 2014. PMID: 25415265 Free PMC article.

9

Should we use standard survival models or the illness-death model for interval-censored data to investigate risk factors of chronic kidney disease progression?

Boucquemont J, Metzger M, Combe C, Stengel B, Leffondre K; NephroTest Study Group. Boucquemont J, et al. Among authors: leffondre k. PLoS One. 2014 Dec 11;9(12):e114839. doi: 10.1371/journal.pone.0114839. eCollection 2014. PLoS One. 2014. PMID: 25503256 Free PMC article.

10

PSHREG: a SAS macro for proportional and nonproportional subdistribution hazards regression.

Kohl M, Plischke M, Leffondré K, Heinze G. Kohl M, et al. Among authors: leffondre k. Comput Methods Programs Biomed. 2015 Feb;118(2):218-33. doi: 10.1016/j.cmpb.2014.11.009. Epub 2014 Dec 3. Comput Methods Programs Biomed. 2015. PMID: 25572709 Free PMC article.

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