Royston P - Search Results

1

Multiple imputation for an incomplete covariate that is a ratio.

Morris TP, White IR, Royston P, Seaman SR, Wood AM. Morris TP, et al. Among authors: royston p. Stat Med. 2014 Jan 15;33(1):88-104. doi: 10.1002/sim.5935. Epub 2013 Aug 6. Stat Med. 2014. PMID: 23922236 Free PMC article.

2

Imputing missing covariate values for the Cox model.

White IR, Royston P. White IR, et al. Among authors: royston p. Stat Med. 2009 Jul 10;28(15):1982-98. doi: 10.1002/sim.3618. Stat Med. 2009. PMID: 19452569 Free PMC article.

3

Multiple imputation using chained equations: Issues and guidance for practice.

White IR, Royston P, Wood AM. White IR, et al. Among authors: royston p. Stat Med. 2011 Feb 20;30(4):377-99. doi: 10.1002/sim.4067. Epub 2010 Nov 30. Stat Med. 2011. PMID: 21225900

4

Avoiding bias due to perfect prediction in multiple imputation of incomplete categorical variables.

White IR, Daniel R, Royston P. White IR, et al. Among authors: royston p. Comput Stat Data Anal. 2010 Oct 1;54(10):2267-2275. doi: 10.1016/j.csda.2010.04.005. Comput Stat Data Anal. 2010. PMID: 24748700 Free PMC article.

5

Tuning multiple imputation by predictive mean matching and local residual draws.

Morris TP, White IR, Royston P. Morris TP, et al. Among authors: royston p. BMC Med Res Methodol. 2014 Jun 5;14:75. doi: 10.1186/1471-2288-14-75. BMC Med Res Methodol. 2014. PMID: 24903709 Free PMC article.

6

Combining fractional polynomial model building with multiple imputation.

Morris TP, White IR, Carpenter JR, Stanworth SJ, Royston P. Morris TP, et al. Among authors: royston p. Stat Med. 2015 Nov 10;34(25):3298-317. doi: 10.1002/sim.6553. Epub 2015 Jun 10. Stat Med. 2015. PMID: 26095614 Free PMC article.

7

Meta-analysis of non-linear exposure-outcome relationships using individual participant data: A comparison of two methods.

White IR, Kaptoge S, Royston P, Sauerbrei W; Emerging Risk Factors Collaboration. White IR, et al. Among authors: royston p. Stat Med. 2019 Feb 10;38(3):326-338. doi: 10.1002/sim.7974. Epub 2018 Oct 3. Stat Med. 2019. PMID: 30284314 Free PMC article.

8

How should variable selection be performed with multiply imputed data?

Wood AM, White IR, Royston P. Wood AM, et al. Among authors: royston p. Stat Med. 2008 Jul 30;27(17):3227-46. doi: 10.1002/sim.3177. Stat Med. 2008. PMID: 18203127

9

The estimation and use of predictions for the assessment of model performance using large samples with multiply imputed data.

Wood AM, Royston P, White IR. Wood AM, et al. Among authors: royston p. Biom J. 2015 Jul;57(4):614-32. doi: 10.1002/bimj.201400004. Epub 2015 Jan 29. Biom J. 2015. PMID: 25630926 Free PMC article.

10

Multiple imputation for missing data in epidemiological and clinical research: potential and pitfalls.

Sterne JA, White IR, Carlin JB, Spratt M, Royston P, Kenward MG, Wood AM, Carpenter JR. Sterne JA, et al. Among authors: royston p. BMJ. 2009 Jun 29;338:b2393. doi: 10.1136/bmj.b2393. BMJ. 2009. PMID: 19564179 Free PMC article.

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