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Liang H, Kirk B, Polinski JM, Yue X, Kilpatrick RD, Gelfand JM. Impact of Season and Other Factors on Initiation, Discontinuation, and Switching of Systemic Drug Therapy in Patients with Psoriasis: A Retrospective Study. JID INNOVATIONS 2023; 3:100171. [PMID: 36876219 PMCID: PMC9982330 DOI: 10.1016/j.xjidi.2022.100171] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/30/2021] [Revised: 09/12/2022] [Accepted: 10/26/2022] [Indexed: 11/19/2022] Open
Abstract
This study investigated whether systemic drug prescribing for psoriasis varies by season and other exacerbating factors. Eligible patients with psoriasis were assessed for each season for initiation, discontinuation, and switching of systemic drugs. A total of 360,787 patients were at risk of initiating any systemic drugs in 2016‒2019; 39,572 patients and 35,388 patients were at risk of drug discontinuation or switching to a biologic and a nonbiologic systemic drug, respectively. The initiation of biologic therapy in 2016‒2019 peaked in spring (1.28%), followed by summer (1.11%), fall (1.08%), and winter (1.01%). Nonbiologic systemic drugs followed a similar pattern. Those aged 30‒39 years, male, those with psoriatic arthritis, those who live in the South region, those who live in areas with lower altitudes, and those who live in areas with lower humidity had higher initiation with the same seasonality pattern. Discontinuation of biologic drugs peaked in summer, and switching of biologics was highest in spring. Season is associated with initiation, discontinuation, and switching, although seasonality pattern is less clear for nonbiologic systemic drugs. Approximately 14,280 more patients with psoriasis in the United States are estimated to initiate a biologic in spring than in other seasons, and over 840 more biologic users switched in spring than in winter. The findings may provide evidence for healthcare resource planning in psoriasis management.
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Affiliation(s)
- Huifang Liang
- Global Epidemiology, Pharmacovigilance and Patient Safety, AbbVie, North Chicago, Illinois, USA
| | | | | | - Xiaomeng Yue
- Global Epidemiology, Pharmacovigilance and Patient Safety, AbbVie, North Chicago, Illinois, USA
| | - Ryan D Kilpatrick
- Global Epidemiology, Pharmacovigilance and Patient Safety, AbbVie, North Chicago, Illinois, USA
| | - Joel M Gelfand
- Department of Dermatology, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania, USA.,Department of Biostatistics, Epidemiology & Informatics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA.,Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA
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Milan R, LeLorier J, Brouillette MJ, Holbrook A, Litvinov IV, Rahme E. Sex Differences in the Patterns of Systemic Agent use Among Patients With Psoriasis: A Retrospective Cohort Study in Quebec, Canada. Front Pharmacol 2022; 13:810309. [PMID: 35242034 PMCID: PMC8886891 DOI: 10.3389/fphar.2022.810309] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/06/2021] [Accepted: 01/13/2022] [Indexed: 11/13/2022] Open
Abstract
Background: Sex differences exist in psoriasis manifestation and expectations from treatment with systemic agents, including, conventional systemic agents (CSA) and tumor necrosis factor inhibitors or ustekinumab (TNFi/UST). However, sex differences in patterns of systemic agent use, such as CSA discontinuation and switch from CSA to TNFi/UST have not been examined. Objectives: To assess sex differences in patterns of CSA use and identify factors associated with switch to (or add) a TNFi/UST and those associated with CSA discontinuation. Methods: We conducted a retrospective cohort study using the Quebec health administrative databases. We included patients with psoriasis initiating a CSA in 2002–2015. We excluded patients with a psoriasis diagnosis in the 3 years prior to the first diagnosis date between 2002 and 2015, and those with a systemic agent dispensation in the year prior to that date. We used Cox regression models with the Least Absolute Shrinkage and Selection Operator method to identify factors associated with Switch/add TNFi/UST, and those associated with CSA discontinuation. Separate analyses were performed for male and female patients. Results: We included 1,644 patients (55.7% females, mean age 60.3 years), among whom 60.4% discontinued their CSA and 7.4%, switched/added TNFi/UST (3.4% switched and 4.0% added) within a median of 0.78 years of follow-up. Among male and female patients, rates of Switch/add TNFi/UST per 1,000 person-year were 49.1 and 41.0 and rates of CSA discontinuation were 381.2 and 352.8. Clinical obesity in male patients (HR 3.53, 95% CI 1.20–10.35), and adjustment/somatoform/dissociative disorders (HR 3.17, 95% CI 1.28–7.85) and use of nonsteroidal anti-inflammatory drugs (HR 2.70, 95% CI 1.56–4.70) in female patients were associated with Switch/add TNFi/UST. Male patients followed by a rheumatologist (HR 0.66, 95% CI 0.46–0.94) and those with a prior hospitalization (HR 0.70, 95% CI 0.57–0.87) were at lower risk of CSA discontinuation, while those initiated on acitretin (vs methotrexate) were at higher risk to discontinue their CSA (HR 1.61, 95% CI 1.30–2.01). Female patients with rheumatoid arthritis comorbidity (HR 0.69, 95% CI 0.51–0.93), those with a dispensed lipid-lowering agent (HR 0.72, 95% CI 0.59–0.88) and hypoglycemic agent (HR 0.75, 95% CI 0.57–0.98) and those initiated on methotrexate (vs all other CSAs) were less likely to discontinue their CSA. Male and female patients entering the cohort between 2011 and 2015 were at reduced risk of CSA discontinuation compared to those entering the cohort before 2011. Conclusion: Most male and female patients discontinued their CSA within 1 year of follow-up. Our study highlighted sex differences in patients’ characteristics associated with switch/add a TNFi/UST and CSA discontinuation; treatment switch and discontinuation may be indications of treatment failure in most patients.
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Affiliation(s)
- Raymond Milan
- Department of Medicine, Division of Experimental Medicine, McGill University, Montreal, QC, Canada.,Centre for Outcomes Research and Evaluation, Research Institute of the McGill University Health Centre, Montreal, QC, Canada
| | - Jacques LeLorier
- Faculté de Médecine, Université de Montréal, Montreal, QC, Canada.,Centre de Recherche Du Centre Hospitalier De L'Université de Montréal, Montreal, QC, Canada
| | - Marie-Josée Brouillette
- Centre for Outcomes Research and Evaluation, Research Institute of the McGill University Health Centre, Montreal, QC, Canada.,Department of Psychiatry, McGill University, Montreal, QC, Canada
| | - Anne Holbrook
- Department of Medicine, Division of Clinical Pharmacology and Toxicology, McMaster University, Hamilton, ON, Canada.,Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, ON, Canada.,Research Institute of St. Joe's Hamilton, St. Joseph's Healthcare Hamilton, Hamilton, ON, Canada
| | - Ivan V Litvinov
- Department of Medicine, Division of Dermatology, McGill University, Montreal, QC, Canada
| | - Elham Rahme
- Centre for Outcomes Research and Evaluation, Research Institute of the McGill University Health Centre, Montreal, QC, Canada.,Department of Medicine, Division of Clinical Epidemiology, McGill University, Montreal, QC, Canada
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Higa S, Devine B, Patel V, Baradaran S, Wang D, Bansal A. Psoriasis treatment patterns: a retrospective claims study. Curr Med Res Opin 2019; 35:1727-1733. [PMID: 31081697 DOI: 10.1080/03007995.2019.1618805] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
Abstract
Objective: The objective was to characterize psoriasis treatment patterns, including estimating persistence and describing subsequent events (i.e. switching and restarting) for all systemic therapies. Methods: This retrospective cohort study utilized Truven MarketScan databases from 1 January 2014 to 31 December 2016 to investigate persistence, switching and restarting in new users of systemic psoriasis medications. Descriptive statistics, time-to-event analyses and a Cox proportional hazards regression were conducted. Results: A total of 5205 patients met inclusion criteria. Regardless of treatment type, >50% lost persistence by 12 months. Patients newly initiating acitretin or non-TNF biologic experienced the highest loss of persistence (85.2%, 73.8%, respectively). Patients initiating a TNF-α inhibitor or apremilast experienced the lowest loss (51.8%, 56.4% respectively). Treatment type had a statistically significant effect on persistence loss (adjusted hazard ratio: 0.86, 95% CI: 0.81, 0.91). Restarting was the most commonly observed event for patients on an oral or biologic (60.2%, 79.9%, respectively). The most common switch from an oral was to a TNF-α inhibitor, while apremilast often followed biologics. Conclusion: Most patients lost persistence on initial treatment by 12 months, and the majority restarted treatment. This may indicate poor compliance or the cyclical nature of psoriasis. More patients switched from an oral to biologic than vice versa, likely due to formulary design and preference for orals. Studies are needed to investigate underlying reasons and patient characteristics that differentiate treatment utilization.
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Affiliation(s)
- Sara Higa
- The Comparative Health Outcomes, Policy, and Economics (CHOICE) Institute, University of Washington , Seattle , WA , USA
- Allergan Inc. , Irvine , CA , USA
| | - Beth Devine
- The Comparative Health Outcomes, Policy, and Economics (CHOICE) Institute, University of Washington , Seattle , WA , USA
| | | | | | | | - Aasthaa Bansal
- The Comparative Health Outcomes, Policy, and Economics (CHOICE) Institute, University of Washington , Seattle , WA , USA
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Costanzo A, Malara G, Pelucchi C, Fatiga F, Barbera G, Franchi A, Galeone C. Effectiveness End Points in Real-World Studies on Biological Therapies in Psoriasis: Systematic Review with Focus on Drug Survival. Dermatology 2018; 234:1-12. [DOI: 10.1159/000488586] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/19/2017] [Accepted: 03/17/2018] [Indexed: 12/26/2022] Open
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Armstrong AW, Koning JW, Rowse S, Tan H, Mamolo C, Kaur M. Initiation, Switching, and Cessation of Psoriasis Treatments Among Patients with Moderate to Severe Psoriasis in the United States. Clin Drug Investig 2017; 37:493-501. [DOI: 10.1007/s40261-017-0508-1] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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