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62 results
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Propensity scores used for analysis of cluster randomized trials with selection bias: a simulation study.
Leyrat C, Caille A, Donner A, Giraudeau B. Leyrat C, et al. Stat Med. 2013 Aug 30;32(19):3357-72. doi: 10.1002/sim.5795. Epub 2013 Mar 31. Stat Med. 2013. PMID: 23553813
Dichotomizing a continuous outcome in cluster randomized trials: impact on power.
Caille A, Leyrat C, Giraudeau B. Caille A, et al. Among authors: leyrat c. Stat Med. 2012 Oct 30;31(24):2822-32. doi: 10.1002/sim.5409. Epub 2012 Jun 26. Stat Med. 2012. PMID: 22733454
[Cluster randomised trials].
Caille A, Leyrat C, Giraudeau B. Caille A, et al. Among authors: leyrat c. Ann Dermatol Venereol. 2014 Feb;141(2):144-6. doi: 10.1016/j.annder.2013.07.024. Epub 2013 Nov 22. Ann Dermatol Venereol. 2014. PMID: 24507210 Review. French. No abstract available.
A comparison of imputation strategies in cluster randomized trials with missing binary outcomes.
Caille A, Leyrat C, Giraudeau B. Caille A, et al. Among authors: leyrat c. Stat Methods Med Res. 2016 Dec;25(6):2650-2669. doi: 10.1177/0962280214530030. Epub 2014 Apr 7. Stat Methods Med Res. 2016. PMID: 24713160
Propensity score methods for estimating relative risks in cluster randomized trials with low-incidence binary outcomes and selection bias.
Leyrat C, Caille A, Donner A, Giraudeau B. Leyrat C, et al. Stat Med. 2014 Sep 10;33(20):3556-75. doi: 10.1002/sim.6185. Epub 2014 Apr 27. Stat Med. 2014. PMID: 24771662
Performance of principal scores to estimate the marginal compliers causal effect of an intervention.
Porcher R, Leyrat C, Baron G, Giraudeau B, Boutron I. Porcher R, et al. Among authors: leyrat c. Stat Med. 2016 Feb 28;35(5):752-67. doi: 10.1002/sim.6735. Epub 2015 Sep 17. Stat Med. 2016. PMID: 26381261
Propensity score to detect baseline imbalance in cluster randomized trials: the role of the c-statistic.
Leyrat C, Caille A, Foucher Y, Giraudeau B. Leyrat C, et al. BMC Med Res Methodol. 2016 Jan 22;16:9. doi: 10.1186/s12874-015-0100-4. BMC Med Res Methodol. 2016. PMID: 26801083 Free PMC article.
Timeline cluster: a graphical tool to identify risk of bias in cluster randomised trials.
Caille A, Kerry S, Tavernier E, Leyrat C, Eldridge S, Giraudeau B. Caille A, et al. Among authors: leyrat c. BMJ. 2016 Aug 16;354:i4291. doi: 10.1136/bmj.i4291. BMJ. 2016. PMID: 27530617 No abstract available.
Increased risk of type I errors in cluster randomised trials with small or medium numbers of clusters: a review, reanalysis, and simulation study.
Kahan BC, Forbes G, Ali Y, Jairath V, Bremner S, Harhay MO, Hooper R, Wright N, Eldridge SM, Leyrat C. Kahan BC, et al. Among authors: leyrat c. Trials. 2016 Sep 6;17(1):438. doi: 10.1186/s13063-016-1571-2. Trials. 2016. PMID: 27600609 Free PMC article.
Propensity score analysis with partially observed covariates: How should multiple imputation be used?
Leyrat C, Seaman SR, White IR, Douglas I, Smeeth L, Kim J, Resche-Rigon M, Carpenter JR, Williamson EJ. Leyrat C, et al. Stat Methods Med Res. 2019 Jan;28(1):3-19. doi: 10.1177/0962280217713032. Epub 2017 Jun 2. Stat Methods Med Res. 2019. PMID: 28573919 Free PMC article.
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