Mireille Schnitzer, PhD
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Training

​2013 PhD, Biostatistics, McGill University
2009 MSc, Statistics, McGill University
2008 BSc, Honours Applied Mathematics, McGill University

​2013 Postdoctoral Researcher, Biostatistics, Harvard T.H. Chan School of Public Health
2012 Visiting Research Associate, Biostatistics, University of Pennsylvania
2011 Visiting Student Researcher, Biostatistics, UC Berkeley

Affiliations

2019- Professeure agrégée (Associate Professor), Faculté de pharmacie, Université de Montréal.
2018- Professeure adjointe en affiliation secondaire (Assistant Professor, secondary affiliation), ​Département de médecine sociale et préventive, École de santé publique (School of Public Health), Université de Montréal 
2015- Adjunct Professor, Department of Epidemiololgy, Biostatistics, and Occupational Health, McGill University

2014-2019 Professeure adjointe (Assistant Professor, tenure track), Faculté de pharmacie, Université de Montréal

Publications:

Methods papers (* indicates a graduate student I supervised)

Schnitzer ME, Sango J, Ferreira Guerra S*, van der Laan MJ. Data-adaptive longitudinal variable selection in causal inference with collaborative targeted minimum loss-based estimation. Accepted in Biometrics, July 2019.

Bahamyirou A*, Blais L, Forget A, Schnitzer ME (2019) Understanding and Diagnosing the Potential for Bias when using Machine Learning Methods with Doubly Robust Causal Estimators. Statistical Methods in Medical Research, 28(6):1637-1650. Link

Shrier I, Redelmeier A, Schnitzer ME, Steele RJ. Challenges in interpreting results from “multiple regression” when there is interaction between covariates. Accepted in BMJ Evidence-Based Medicine, August 2019.

Luque Fernandez MA, Schomaker M, Redondo-Sanchez D, Sánchez MJ, Vaidya A, 
Schnitzer ME. Educational Note: Paradoxical Collider Effect in the Analysis of Non-Communicable Disease Epidemiological Data: a reproducible illustration and web application. In press in the International Journal of Epidemiology, November 2018. Link App

Siddique AA*, Schnitzer ME, Bahamyirou A, Wang G, Holtz TH, Migliori GB, Sotgiu G, Gandhi NR, Vargas MH, Menzies D, Benedetti A (2019). Causal inference with multiple concurrent medications: a comparison of methods and an application in multidrug-resistant tuberculosis. Statistical Methods in Medical Research, 28(12):3534-3549. Link

Schnitzer ME, Blais L (2018) Methods for the assessment of selection bias in drug safety during pregnancy studies using electronic medical data, Pharmacology Research & Perspectives, 6(5): e00426.

Luque Fernandez MA, Schomaker M, Rachet B, 
Schnitzer ME (2018) Targeted Maximum Likelihood Estimation for a Binary Treatment: A Tutorial. Statistics in Medicine, 37(16) : 2530-2546.

Shrier I, Platt RW, Steele RJ and 
Schnitzer ME (2018) Estimating causal effects of treatment in a randomized trials when some participants only partially adhere. Epidemiology, 29(1): 78-86. Link

Schnitzer ME, Cefalu M (2018) Collaborative targeted learning using regression shrinkage.
Statistics in Medicine 37(4): 530-543. Link

Pang M, Schuster T, Filion K, Schnitzer ME, Eberg M, Platt R (2016) Effect Estimation in Point-exposure Studies with Binary Outcomes and High-dimensional Covariate Data – a Comparison of Targeted Maximum Likelihood Estimation and Inverse Probability of Treatment Weighting. International Journal of Biostatistics, 12(2). Link

Schnitzer ME, Steele RJ, Bally M, and Shrier I (2016) A causal inference approach to network meta-analysis. Journal of Causal Inference, 4(2). Link

Naimi AI, Schnitzer ME, Moodie EEM, and Bodnar LM (2016) Mediation Analysis for Health Disparities Research. American Journal of Epidemiology 184(4): 315-324. Link

Schnitzer ME, Lok JJ and Gruber S (2016) Variable selection for confounder control, flexible modeling and Collaborative Targeted Minimum Loss-based Estimation in causal inference. International Journal of Biostatistics 12(1): 97-115. Files Link

Schnitzer ME, Lok JJ and Ron Bosch (2016) Double robust and efficient estimation of a prognostic model for events in the presence of dependent censoring. Biostatistics 17(1): 165-177. Files Link

(Short invited article) Shrier I, Schnitzer ME, and Steele RJ (2015) When Intention to Treat is not the question : Systematic reviews and meta-analyses on the causal e ect of treatment. Cochrane DB Syst Rev Suppl 1 : 27-28. Link

Schnitzer ME, van der Laan MJ, Moodie EEM, and Platt RW (2014) Effect of Breastfeeding on Gastrointestinal Infection in Infants: A Targeted Maximum Likelihood Approach for Clustered Longitudinal Data.  Annals of Applied Statistics 8(2): 703-725. Link

Schnitzer ME, Moodie EEM, van der Laan MJ, Platt RW, and Klein MB (2014) Modeling the impact of hepatitis C viral clearance on end-stage liver disease in an HIV co-infected cohort with Targeted Maximum Likelihood Estimation. Biometrics 70(1): 144–152. Link

Schnitzer ME, Moodie EEM, and Platt RW (2013) Targeted maximum likelihood for marginal time-dependent treatment effects under density misspecification. Biostatistics 14(1): 1-14. Link
​


Applications

Perreault S, de Denus S, White-Guay B, Côté R, Schnitzer ME, Dubé Marie-Pierre, Dorais M, Tardif J-C, Oral Anticoagulant Prescription Trends, Profile Use and Determinants of Adherence in Patients with Atrial Fibrillation. Accepted in Pharmacotherapy, October 2019.

Lombardi J, Nguy P, Robichaud Ducharme A, Thompson-Desormeaux F, Ruo N, Girard G, Schnitzer ME, Thirion DJG, Papenburg J, Longpré AA (2019). Assessment of Surgical Antibiotic Prophylaxis Compliance in Pediatrics: A Pre–Post Quasi-experimental Study. 
The Pediatric Infectious Disease Journal, in print.
​

Khanji C*, Schnitzer ME, Bareil C, Perreault S, Lalonde L (2019). Concordance of care processes between medication records and patient self-administered questionnaires. BMC Family Practice, 20:92

Blair A, Gauvin L, Schnitzer ME, Datta GD (2019). The role of access to a regular primary care physician in mediating immigration-based disparities in colorectal screening: Application of multiple mediation methods. Cancer Epidemiology, Biomarkers & Prevention, 28(4):650-658. Link

Perreault S, Côté R, White-Guay B, Dorais M, Oussaïd E, Schnitzer ME (2019). Anticoagulants in older patients with non-valvular atrial fibrillation after intracranial hemorrhage. Journal of Stroke, 21(2): 195-206.

Khanji C*, Lalonde L, Bareil C, Lussier M-T, Perreault S, Schnitzer ME (2019). LASSO Regression for the Prediction of Intermediate Outcomes Related to Cardiovascular Disease Prevention Using the Transit Quality Indicators. Medical Care, 57(1): 63-72. Link

Discepola V, Schnitzer ME, Jolicoeur EM, Rousseau G, Lordkipanidzé M (2018). Clinical Importance of Thrombocytopenia in Patients with Acute Coronary Syndromes - a Systematic Review and Meta-Analysis. In press in Platelets, September 2018. Link

Doré I, O'Loughlin JL, Schnitzer ME, Datta GD, Fournier L (2018) The longitudinal association between the context of physical activity and mental health in early adulthood. Mental Health and Physical Activity, 14: 121-130.

Auger N, Arbour L, Schnitzer ME, Healy-Profitós J, Nadeau G, Fraser WD (2018) Pregnancy Outcomes of Women with Spina Bifida. Disability and Rehabilitation, 12:1-7.

Awad C*, Canneva A*, Chiasson CO*, Galarneau A*, Schnitzer ME, Sheehan NL, Wong AYJ (2017) PHIRST Trial - Pharmacist Consults: Prioritization of HIV Patients with a Referral Screening Tool. AIDS Care: Psychology, Health & Medicine - Vulnerable Children and Youth Studies, 14: 1-10. Link
 
Antaky E, Choinière M, Schnitzer ME, Martin E, Berbiche D, Perreault S, Lussier D, Lalonde L (2017) Identifying heavy healthcare users among primary care patients with chronic non-cancer pain. Canadian Journal of Pain, 1(1): 22-36. Link

Auger N, Fraser, WD, Schnitzer ME, Leduc L, Healy-Profitós J, and Paradis G (2016) Recurrent preeclampsia and accelerated cardiovascular risk, Heart, 103(3): 235-243. Link

Schnitzer ME, Hudson M, Baron M, Steele RJ, and the Canadian Scleroderma Research Group (2011) Disability in systemic sclerosis -- a longitudinal observational study. Journal of Rheumatology 38: 685-692. Link

Walker JG, Steele RJ, Schnitzer ME, Taillefer S, Baron M, the Canadian Scleroderma Research Group, and Hudson M (2010) The association between disease activity and duration in systemic sclerosis.  Journal of Rheumatology.  37: 2299-2306. Link
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