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  1. Article

    Open Access

    Treatment-Free Interval: A Novel Approach to Assessing Real-World Treatment Effectiveness and Economic Impact Among Patients with Irritable Bowel Syndrome with Diarrhea

    Objective assessment of treatment effectiveness using real-world claims data is challenging. This study assessed treatment-free intervals (TFI) as a proxy for treatment effectiveness, and all-cause healthcare ...

    Brian E. Lacy, Patrick Gagnon-Sanschagrin, Zeev Heimanson in Advances in Therapy (2024)

  2. Article

    Open Access

    The Economic Burden of Adults with Major Depressive Disorder in the United States (2019)

    Previous societal burden estimations for major depressive disorder (MDD) often fail to account for several hidden cost components. This study provides a comprehensive evaluation of societal costs for adults wi...

    Paul Greenberg, Abhishek Chitnis, Derek Louie, Ellison Suthoff in Advances in Therapy (2023)

  3. Article

    Open Access

    Treatment Patterns Among Patients with Attention-Deficit/Hyperactivity Disorder and Comorbid Anxiety and/or Depression in the United States: A Retrospective Claims Analysis

    Patients with attention-deficit/hyperactivity disorder (ADHD) often have psychiatric comorbidities that may confound diagnosis and affect treatment outcomes and costs. The current study described treatment pat...

    Jeff Schein, Ann Childress, Patrick Gagnon-Sanschagrin in Advances in Therapy (2023)

  4. Article

    Open Access

    Identifying individuals with undiagnosed post-traumatic stress disorder in a large United States civilian population – a machine learning approach

    The proportion of patients with post-traumatic stress disorder (PTSD) that remain undiagnosed may be substantial. Without an accurate diagnosis, these patients may lack PTSD-targeted treatments and experience ...

    Patrick Gagnon-Sanschagrin, Jeff Schein, Annette Urganus, Elizabeth Serra in BMC Psychiatry (2022)

  5. Article

    Open Access

    Treatment patterns among children and adolescents with attention-deficit/hyperactivity disorder in the United States – a retrospective claims analysis

    Attention-deficit/hyperactivity disorder (ADHD) is a common neurobehavioral disorder affecting approximately 10.0% of children and 6.5% of adolescents in the United States (US). A comprehensive assessment of t...

    Jeff Schein, Ann Childress, Julie Adams, Patrick Gagnon-Sanschagrin in BMC Psychiatry (2022)

  6. Article

    Open Access

    Opioid-Induced Constipation: Cost Impact of Approved Medications in the Emergency Department

    Opioid-induced constipation (OIC) prescription medications (OIC-Rx) like methylnaltrexone subcutaneous (SC) have shown efficacy in treating OIC in the emergency department (ED). This study aimed to describe an...

    W. Frank Peacock, Neal Slatkin, Patrick Gagnon-Sanschagrin in Advances in Therapy (2022)

  7. No Access

    Article

    Burden of Infections Among Chronic Myeloid Leukemia Patients Receiving Dasatinib or Nilotinib: A Real-World Retrospective Healthcare Claims Study in the United States

    Tyrosine kinase inhibitors (TKI) have been demonstrated to prolong survival in patients with chronic myeloid leukemia (CML). However, TKIs may be associated with an increased risk of infections. This study com...

    Karen Seiter, Dominick Latremouille-Viau, Annie Guerin, Briana Ndife in Advances in Therapy (2018)

  8. No Access

    Article

    Treatment and Monitoring Patterns Among Premenopausal Women with HR+/HER2− Advanced Breast Cancer

    Premenopausal women with hormone receptor positive (HR+) and human epidermal growth factor receptor-2-negative (HER2−) advanced breast cancer (aBC) often present with aggressive tumor types that lead to poor p...

    Anand A. Dalal, Geneviève Gauthier, Patrick Gagnon-Sanschagrin in Advances in Therapy (2018)

  9. No Access

    Article

    Monitoring of Hematologic, Cardiac, and Hepatic Function in Post-Menopausal Women with HR+/HER2− Metastatic Breast Cancer

    In the treatment of metastatic breast cancer (mBC), regular monitoring is key in hel** physicians to make informed clinical decisions, managing treatment side effects, and maintaining patients’ quality of li...

    Annie Guérin, Debbie Goldschmidt, Tania Small in Advances in Therapy (2018)

  10. No Access

    Article

    Dosing Patterns and Economic Burden of Palbociclib Drug Wastage in HR+/HER2− Metastatic Breast Cancer

    Targeted therapies have revolutionized the treatment of hormone receptor positive/human epidermal growth factor receptor 2 negative (HR+/HER2−) metastatic breast cancer (mBC). However, as for many oncology dru...

    Anand A. Dalal, Patrick Gagnon-Sanschagrin, Rebecca Burne in Advances in Therapy (2018)

  11. No Access

    Article

    Economic Burden of HR+/HER2- Metastatic Breast Cancer Among Adult Premenopausal Women

    Premenopausal women with hormone receptor-positive/human epidermal growth factor receptor 2-negative (HR+/HER2-) metastatic breast cancer (mBC) have complex treatment needs and may receive sequential combinati...

    Geneviève Gauthier, Patrick Gagnon-Sanschagrin, Annie Guérin in Advances in Therapy (2018)