Wolfson, Christina PhD


McGill University, Centre for Clinical Epidemiology and Community Studies
3755 Côte St. Catherine, Suite A-114, Montreal, Quebec, H3T 1E2
(514) 340-7563
(514) 340-7594

Research Profile

Professor Christina Wolfson is Director of the Division of Clinical Epidemiology at the McGill University Health Centre and a Professor in the Department of Epidemiology and Biostatistics and Occupational Health and in the Department of Medicine at McGill University. She is an Associate Member in the Department of Neurology and Neurosurgery, the Department of Mathematics and Statistics and the Division of Geriatric Medicine at McGill University. Her program of research lies in the epidemiology of neurodegenerative disorders, including dementia, multiple sclerosis, amyotrophic lateral sclerosis and Parkinson’s disease. She is also co-Principal Investigator on the Canadian Longitudinal Study on Aging, a nation wide 20-year study of 50,000 participants aged 45 to 85 to be launched in 2009. Dr. Wolfson received her BSc in Mathematics and MSc in Mathematical Statistics from the Department of Mathematics and Statistics, and PhD in Epidemiology and Biostatistics from the Department of Epidemiology & Biostatistics at McGill University.


Epidemiology, Population Health Research, Health Services Research, Biostatistics.

Recent Publications

  • Goulden R, Ibrahim T, Wolfson C. Is high socioeconomic status a risk factor for multiple sclerosis? A systematic review. Eur J Neurol. 2015 Jun;22(6):899-911. doi: 10.1111/ene.12586.
  • Bjørnevik K, Riise T, Cortese M, Holmøy T, Kampman MT, Magalhaes S, Myhr KM, Wolfson C, Pugliatti M. Level of education and multiple sclerosis risk after adjustment for known risk factors: The EnvIMS study. Mult Scler. 2015 May 26. pii: 1352458515579444.
  • Cortese M, Riise T, Bjørnevik K, Holmøy T, Kampman MT, Magalhaes S, Pugliatti M, Wolfson C, Myhr KM. Timing of use of cod liver oil, a vitamin D source, and multiple sclerosis risk: The EnvIMS study. Mult Scler. 2015 May 6. pii: 1352458515578770.
  • Ragnedda G, Leoni S, Parpinel M, Casetta I, Riise T, Myhr KM, Wolfson C, Pugliatti M. Reduced duration of breastfeeding is associated with a higher risk of multiple sclerosis in both Italian and Norwegian adult males: the EnvIMS study. J Neurol. 2015 May;262(5):1271-7. doi: 10.1007/s00415-015-7704-9.
  • Wesnes K, Riise T, Casetta I, Drulovic J, Granieri E, Holmøy T, Kampman MT, Landtblom AM, Lauer K, Lossius A, Magalhaes S, Pekmezovic T, Bjørnevik K, Wolfson C, Pugliatti M, Myhr KM. Body size and the risk of multiple sclerosis in Norway and Italy: the EnvIMS study. Mult Scler. 2015 Apr;21(4):388-95. doi: 10.1177/1352458514546785.
  • Griffith LE, van den Heuvel E, Fortier I, Sohel N, Hofer SM, Payette H, Wolfson C, Belleville S, Kenny M, Doiron D, Raina P. Statistical approaches to harmonize data on cognitive measures in systematic reviews are rarely reported. J Clin Epidemiol. 2015 Feb;68(2):154-62. doi: 10.1016/j.jclinepi.2014.09.003.
  • Magalhaes S, Pugliatti M, Casetta I, Drulovic J, Granieri E, Holmøy T, Kampman MT, Landtblom AM, Lauer K, Myhr KM, Parpinel M, Pekmezovic T, Riise T, Wolfson D, Zhu B, Wolfson C. The EnvIMS Study: Design and Methodology of an International Case-Control Study of Environmental Risk Factors in Multiple Sclerosis. Neuroepidemiology. 2015;44(3):173-81. doi: 10.1159/000381779.
  • Asgharian M, Wolfson C, Wolfson D (2014). “Analysis of Biased Survival Data: The Canadian Study of Health and Aging and Beyond", Statistics in Action: A Canadian Outlook. Edited by Jerald F. Lawless. CRC Press, Taylor & Francis Group. The Statistical Society of Canada. Chapter 12: 193-208.
  • Keezer MR, Bouma HK, Wolfson C. The diagnostic accuracy of screening questionnaires for the identification of adults with epilepsy: a systematic review. Epilepsia. 2014 Nov;55(11):1772-80. doi: 10.1111/epi.12811. Epub 2014 Nov 6. Review.
  • Keezer MR, Pelletier A, Stechysin B, Veilleux M, Jetté N, Wolfson C. The diagnostic test accuracy of a screening questionnaire and algorithm in the identification of adults with epilepsy. Epilepsia. 2014 Nov;55(11):1763-71. doi: 10.1111/epi.12805.
  • Marrie RA, Fisk JD, Stadnyk KJ, Tremlett H, Wolfson C, Warren S, Bhan V, Yu BN; CIHR Team in the Epidemiology and Impact of Comorbidity on Multiple Sclerosis. Performance of administrative case definitions for comorbidity in multiple sclerosis in Manitoba and Nova Scotia. Chronic Dis Inj Can. 2014 Jul;34(2-3):145-53. English, French.
  • Ferini-Strambi L, Oertel W, Dauvilliers Y, Postuma RB, Marelli S, Iranzo A, Arnulf I, Högl B, Manni R, Miyamoto T, Fantini ML, Puligheddu M, Jennum P, Sonka K, Santamaria J, Zucconi M, Rancoita PM, Leu-Semenescu S, Frauscher B, Terzaghi M, Miyamoto M, Unger M, Stiasny-Kolster K, Desautels A, Wolfson C, Pelletier A, Montplaisir J. Autonomic symptoms in idiopathic REM behavior disorder: a multicentre case-control study. J Neurol. 2014 Jun;261(6):1112-8. doi: 10.1007/s00415-014-7317-8. Epub 2014 Apr 1. Erratum in: J Neurol. 2015 Jan;262(1):249-50. Birgit, Högl [corrected to Högl, Birgit].
  • Frauscher B, Jennum P, Ju YE, Postuma RB, Arnulf I, Cochen De Cock V, Dauvilliers Y, Fantini ML, Ferini-Strambi L, Gabelia D, Iranzo A, Leu-Semenescu S, Mitterling T, Miyamoto M, Miyamoto T, Montplaisir JY, Oertel W, Pelletier A, Prunetti P, Puligheddu M, Santamaria J, Sonka K, Unger M, Wolfson C, Zucconi M, Terzaghi M, Högl B, Mayer G, Manni R. Comorbidity and medication in REM sleep behavior disorder: a multicenter case-control study. Neurology. 2014 Mar 25;82(12):1076-9. doi: 10.1212/WNL.0000000000000247.