Methodological and Statistical Papers

2018

  1. A general framework for variable selection in linear mixed models with applications to genetic studies with structured populations Bhatnagar, Sahir R, Oualkacha, Karim, Yang, Yi, and Greenwood, Celia MT Preprint 2018 [PDF] [Code] [Poster] [Slides]
  2. Sparse additive interaction learning Bhatnagar, Sahir R, Yang, Yi, and Greenwood, Celia MT Preprint 2018 [PDF] [Code] [Abstract] [Slides]
  3. casebase: An alternative framework for survival analysis Bhatnagar, Sahir R*, Turgeon, Maxime*, Yang, Yi, Hanley, James A, and Saarela, Olli Preprint 2018 [Code] [Website]
  4. An analytic approach for interpretable predictive models in high dimensional data, in the presence of interactions with exposures Bhatnagar, Sahir R, Yang, Yi, Khundrakpam, Budhachandra S, Evans, Alan, Blanchette, Mathieu, Bouchard, Luigi, and Greenwood, Celia MT Genetic Epidemiology, 42 (3), 233-249 2018 [PDF] [Code] [Website] [Poster] [Slides]

2016

  1. Gene coexpression analyses differentiate networks associated with diverse cancers harboring tp53 missense or null mutations Klein, Kathleen Oros, Oualkacha, Karim, Lafond, Marie-Hélène, Bhatnagar, Sahir R, Tonin, Patricia N, and Greenwood, Celia MT Frontiers in Genetics, 7 (137) 2016 [PDF]
  2. Joint analysis of multiple blood pressure phenotypes in GAW19 data by using a multivariate rare-variant association test Sun, Jianping, Bhatnagar, Sahir R, Oualkacha, Karim, Ciampi, Antonio, and Greenwood, Celia MT BMC proceedings, 10 (7), 14 2016 [PDF] [Poster]
  3. Assessing transmission ratio distortion in extended families: a comparison of analysis methods Bhatnagar, Sahir R, Greenwood, CMT, and Labbe, Aurelie BMC proceedings, 10 (7), 12 2016 [PDF] [Code] [Poster]

2015

  1. Comparing alternating logistic regressions to other approaches to modelling correlated binary data Bhatnagar, Sahir R, Atherton, J, and Benedetti, A Journal of Statistical Computation and Simulation, 85 (10), 2059-2071 2015 [PDF]
  2. The perils of quasi-likelihood information criteria Wang, Yishu, Murphy, Orla, Turgeon, Maxime, Wang, ZhuoYu, Bhatnagar, Sahir R, Schulz, Juliana, and Moodie, Erica EM Stat, 4 (1), 246-254 2015 [PDF]

2013

  1. Absolute risk estimation in a case cohort study of prostate cancer and Bhatnagar, Sahir R Master’s Thesis, Queen’s University 2013 [PDF]

Substantive Papers

2018

  1. Widespread epigenomic, transcriptomic and proteomic differences between hip osteophytic and articular chondrocytes in osteoarthritis Steinberg, J, Brooks, R, Southam, L, Bhatnagar, SR, Roumeliotis, T, Hatzikotoulas, K, Zengini, E, Wilkinson, JM, Choudhary, J, McCaskie, AW, and Zeggini, E Rheumatology 2018 [PDF]

2017

  1. Trends in cause-specific mortality in HIV-hepatitis C virus (HCV)-co-infected patients in Canada (2003-2016): early impact of HCV therapy Kronfli, N, Bhatnagar, SR, Hull, M, Moodie, E, Cooper, C, Pick, N, Walmsley, S, Vachon, ML, Martel-Leferriere, V, Gill, J, and others, In Journal of the International AIDS Society 2017