Marjolaine Gauthier-Loiselle
Montreal
Education
Ph.D., economics, Princeton University; M.S., economics, and B.S., economics and mathematics, University of Montreal
Summary of Experience
Dr. Gauthier-Loiselle specializes in health economics and outcomes research (HEOR). She has conducted research on several diseases and in therapeutic areas such as neuropsychiatry, oncology, nephrology, endocrinology, cardiology, infectious diseases, and rare and hereditary diseases. Dr. Gauthier-Loiselle has extensive experience conducting quantitative research using data from a variety of sources, including health insurance claims, electronic medical records, large national surveys, and clinical trials. Her work includes patient and physician surveys, chart review studies, economic burden studies, treatment pattern studies, safety profile studies, and predictive risk modeling. Dr. Gauthier-Loiselle has served as a peer reviewer for a number of publications, and has published research in several peer-reviewed journals such as the Journal of the American Academy of Dermatology, the Journal of Alzheimer’s Disease, and Cardiovascular Diabetology. Her research has been presented at numerous international clinical conferences. Dr. Gauthier-Loiselle is a member of the International Society of Pharmacoeconomics and Outcomes Research (ISPOR).
Selected Publishing
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A real-world assessment of healthcare costs associated with agitation in Alzheimer’s dementia
Journal of Medical Economics, 2024
2024Grossberg G, Urganus A, Schein J, Bungay R, Cloutier M, Gauthier-Loiselle M, Chan D, Guerin A, Aggarwal J
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Economic Burden of Delayed Diagnosis in Patients with Pulmonary Arterial Hypertension (PAH)
PharmacoEconomics, 2024
2024DuBrock HM, Germack HD, Gauthier-Loiselle M, Linder J, Satija A, Manceur AM, Cloutier M, Lefebvre P, Panjabi S, Frantz RP
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Impact of Invasive Escherichia coli Disease on Clinical Outcomes and Medical Resource Utilization Among Asian Patients in the United States
Infectious Diseases and Therapy, 2024
2024Zhuo C, Zheng B, Wattanakamolkul K, Nakayama Y, Cloutier M, Gauthier-Loiselle M, Feng J, Wu D, Neary MP, Geurtsen J, El Khoury AC, Gu Y
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Economic Burden of Illness among Patients with Pulmonary Arterial Hypertension (PAH) Associated with Connective Tissue Disorders (CTD)
Pulmonary Circulation, 2023
2023Tsang Y, Panjabi S, Funtanilla V, Germack HD, Gauthier-Loiselle M, Manceur AM, Liu S, Cloutier M, Lefebvre P
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Risk factors associated with newly diagnosed attention-deficit/hyperactivity disorder in adults: a retrospective case-control study
BMC Psychiatry, 2023
2023Schein J, Cloutier M, Gauthier-Loiselle M, Bungay R, Arpin E, Guerin A, Childress A
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Symptoms associated with ADHD/treatment-related adverse side effects and their impact on quality of life and work productivity in adults with ADHD
Current Medical Research and Opinion, 2022
2022Schein J, Cloutier M, Gauthier-Loiselle M, Bungay R, Guerin A, Childress A
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Patient and Care Partner Burden in CKD Patients With and Without Anemia: A US-Based Survey
Kidney Medicine, 2022
2022Michalopoulos SN, Gauthier-Loiselle M, Aigbogun MS, Serra E, Bungay R, Clynes D, Cloutier M, Kahle E, Guérin A, Farag YMK, Wish JB
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Development and evaluation of a predictive algorithm for unsatisfactory response among patients with pulmonary arterial hypertension using health insurance claims data
Current Medical Research and Opinion, 2022
2022Gauthier-Loiselle M, Tsang Y, Lefebvre P, Agron P, Royer J, Lynum KB, Bennett L, Panjabi S
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Reasons for Treatment Changes in Children and Adolescents with Attention-Deficit/Hyperactivity Disorder: A Chart Review Study
Advances in Therapy, 2022
2022Schein J, Cloutier M, Gauthier-Loiselle M, Bungay R, Guerin A, Childress A
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Regional variations in prevalence and severity of autosomal dominant polycystic kidney disease in the United States
Current Medical Research and Opinion, 2021
2021Willey C, Gauthier-Loiselle M, Cloutier M, Shi S, Maitland J, Stellhorn R, Sanon Aigbogun M
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Mental Health and Health-Related Quality of Life Among Nephrology Nurses: A Survey-Based Cross-Sectional Study
Nephrology Nursing Journal, 2021
2021Montoya V, Donnini K, Gauthier-Loiselle M, Sanon M, Cloutier M, Maitland J, Guérin A, Dutka P, Pryor L, Thomas-Hawkins C, Voegel A, Hoffmann M, Savin S, Kurzman A, Kear T
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Costs associated with the administration of erythropoiesis-stimulating agents for the treatment of anemia in patients with non-dialysis-dependent chronic kidney disease: a US societal perspective
Journal of Managed Care & Specialty Pharmacy, 2021
2021Gauthier-Loiselle M, Michalopoulos SN, Cloutier M, Serra E, Bungay R, Szabo E, Guérin A
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Development and validation of a claims-based model to identify patients at risk of chronic thromboembolic pulmonary hypertension following acute pulmonary embolism
Current Medical Research and Opinion, 2021
2021Kanwar MK, Cole M, Gauthier-Loiselle M, Manceur AM, Tsang Y, Lefebvre P, Panjabi S, Benza RL
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Nusinersen for Spinal Muscular Atrophy in the United States: Findings From a Retrospective Claims Database Analysis
Advances in Therapy, 2021
2021Gauthier-Loiselle M, Cloutier M, Toro W, Patel A, Shi S, Davidson M, Bischof M, LaMarca N, Dabbous O
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The societal economic burden of autosomal dominant polycystic kidney disease in the United States
BMC Health Services Research
2020Cloutier M, Manceur AM, Guerin A, Aigbogun MS, Oberdhan D, Gauthier-Loiselle M
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Economic burden of spinal muscular atrophy in the United States: a contemporary assessment
Journal of Medical Economics, 2020
2020Droege M, Sproule D, Arjunji R, Gauthier-Loiselle M, Cloutier M, Dabbous O
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Real-World Treatment Patterns and Characteristics Among Patients with Agitation and Dementia in the United States: Findings from a Large, Observational, Retrospective Chart Review
Journal of Alzheimer's Disease, 2020
2020Aigbogun MS, Cloutier M, Gauthier-Loiselle M, Guerin A, Ladouceur M, Baker RA, Grundman M, Duffy RA, Hartry A, Gwin K, Fillit H
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Development of risk models for major adverse chronic renal outcomes among patients with type 2 diabetes mellitus using insurance claims: a retrospective observational study
Current Medical Research and Opinion, 2019
2019Wysham CH, Gauthier-Loiselle M, Bailey RA, Manceur AM, Lefebvre P, Greenberg M, Duh MS, Young JB
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The Economic Burden of Nocturia on the U.S. Health Care System and Society: A National Health and Nutrition Examination Survey Analysis
Journal of Managed Care & Specialty Pharmacy, 2019
2019Jhaveri J, Gauthier-Loiselle M, Gagnon-Sanschagrin P, Wu EQ
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Institutionalization risk and costs associated with agitation in Alzheimer's disease
Alzheimer's & Dementia: Translational Research & Clinical Interventions, 2019
2019Cloutier M, Gauthier-Loiselle M, Gagnon-Sanschagrin P, Guerin A, Hartry A, Baker RA, Duffy R, Gwin K, Aigbogun MS
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Claims-Based Risk Model for First Severe COPD Exacerbation
American Journal of Managed Care. February 2018;24(2):e45-e53.
2018Stanford RH, Nag A, Mapel DW, Lee TA, Rosiello R, Schatz M, Vekeman F, Gauthier-Loiselle M, Merrigan JFP, Duh MS
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Increased Prevalence of Cancer in Adult Patients With Psoriasis in the United States: A Claims Based Analysis
J Drugs Dermatol. Feb 1 2018;17(2):180-186
2018Kimball AB, Sundaram M, Cloutier M, Gauthier-Loiselle M, Gagnon-Sanschagrin P, Guérin A, Ganguli A
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Assessment of costs associated with adverse events in patients with cancer
PloS One. 2018;13(4):e0196007
2018Wong W, Yim YM, Kim A, Cloutier M, Gauthier-Loiselle M, Gagnon-Sanschagrin P, Guérin A
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Prevalence of Psoriasis in Children and Adolescents in the United States: A Claims-Based Analysis
J Drugs Dermatol. Feb 1 2018;17(2):187-194
2018Paller AS, Singh R, Cloutier M, Gauthier-Loiselle M, Emond B, Guérin A, Ganguli A
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The risk of cardiovascular events in psoriasis patients treated with tumor necrosis factor-α inhibitors versus phototherapy: An observational cohort study
Journal of the American Academy of Dermatology. 2018 Jul;79(1):60-68
2018Wu JJ, Sundaram M, Cloutier M, Gauthier-Loiselle M, Guérin A, Singh R, Ganguli A
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Development of predictive risk models for major adverse cardiovascular events among patients with type 2 diabetes mellitus using health insurance claims data
Cardiovascular Diabetology. Aug 24 2018;17(1):118
2018Young JB, Gauthier-Loiselle M, Bailey RA, Manceur AM, Lefebvre P, Greenberg M, Lafeuille MH, Duh MS, Bookhart B, Wysham CH
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Real-world outcomes in patients with metastatic castration-resistant prostate cancer receiving second-line chemotherapy versus an alternative androgen receptor-targeted agent (ARTA) following early progression on a first-line ARTA in a US community oncology setting
Urologic Oncology. 2018 Nov;36(11):500.e1-500.e9
2018Oh WK, Cheng WY, Miao R, Vekeman F, Gauthier-Loiselle M, Duh MS, Drea E, Szatrowski TP
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Adverse Medical Conditions Across Treatment Options in Patients With Psoriasis: A Claims-Based Analysis
Journal of Drugs in Dermatology, 2018
2018Wu J, Armstrong A, Singh R, Cloutier M, Gauthier-Loiselle M, Gagnon-Sanschagrin P, Arikan D, Fleischer A, Guérin A, Ganguli A
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Economic burden following allogeneic hematopoietic stem cell transplant in patients with diffuse large B-cell lymphoma
Leukemia and Lymphoma. May 2018;59(5):1133-1142
2017Maziarz RT, Hao Y, Guerin A, Gauthier G, Gauthier-Loiselle M, Thomas SK, Eldjerou L
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Patient characteristics and overall survival in patients with post-docetaxel metastatic castration-resistant prostate cancer in the community setting
Medical Oncology. Aug 10 2017;34(9):160
2017Oh WK, Miao R, Vekeman F, Sung J, Cheng WY, Gauthier-Loiselle M, Dhawan R, Duh MS
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Real-world Characteristics and Outcomes of Patients with Metastatic Castration-resistant Prostate Cancer Receiving Chemotherapy versus Androgen Receptor-targeted Therapy after Failure of First-line And
Clinical Genitourinary Cancer. 2017 Jun 19. pii: S1558-7673(17)30170-2
2017Oh WK, Miao R, Vekeman F, Sung J, Cheng WY, Gauthier-Loiselle M, Dhawan R, Duh MS
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Survival in patients with non-metastatic breast cancer treated with adjuvant trastuzumab in clinical practice
SpringerPlus, 2016 03; 5: 395. e-pub ahead of print 2016/04/06
2016Gallagher CM, More K, Masaquel A, Kamath T, Guerin A, Ionescu-Ittu R, Nitulescu R, Gauthier-Loiselle M, Sicignano N, Butts E, Wu EQ, Barnett B
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Delay in initiation of adjuvant trastuzumab therapy leads to decreased overall survival and relapse-free survival in patients with HER2-positive non-metastatic breast cancer
Breast Cancer Research and Treatment, 2016 05; 157(1): 145-156. e-pub ahead of print 2016/04/25
2016Gallagher CM, More K, Kamath T, Masaquel A, Guerin A, Ionescu-Ittu R, Gauthier-Loiselle M, Nitulescu R, Sicignano N, Butts E, Wu EQ, Barnett B