J Petkau

Latest

• Dealing with Treatment-confounder Feedback and Sparse Follow-up in Longitudinal studies-Application of a Marginal Structural Model in a Multiple Sclerosis Cohort
• Authors' reply: Letter to the Editor: Comparison of statistical approaches dealing with time-dependent confounding in drug effectiveness studies (SMMR, Vol 27, Issue 6, 2018)
• Comparison of statistical approaches dealing with time-dependent confounding in drug effectiveness studies
• On the application of statistical learning approaches to construct inverse probability weights in marginal structural cox models: hedging against weight-model misspecification
• Comparison of statistical approaches for dealing with immortal time bias in drug effectiveness studies
• Interferon beta and long-term disability in multiple sclerosis
• Beta-interferon exposure and onset of secondary progressive multiple sclerosis
• Multiple sclerosis in older adults: the clinical profile and impact of interferon beta treatment
• Investigation of heterogeneity in the association between interferon beta and disability progression in multiple sclerosis: an observational study
• Marginal structural Cox models for estimating the association between beta-interferon exposure and disease progression in a multiple sclerosis cohort
• Interferon beta and long-term disability in multiple sclerosis
• Association between use of interferon beta and progression of disability in patients with relapsing-remitting multiple sclerosis