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ORIGINAL RESEARCH

Shared Decision-Making in the Treatment of Multiple Sclerosis: Results of a Cross-Sectional, Real-World Survey in Europe and the United States

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Pages 137-149 | Received 12 Oct 2023, Accepted 21 Dec 2023, Published online: 15 Jan 2024
 

Abstract

Introduction

Multiple sclerosis (MS) is a neurodegenerative disease characterized by progressive deterioration of cognitive and physical functioning, reducing activities of daily living and quality of life (QoL). Several treatments are available that modify the course of the disease and reduce the frequency of relapses. Although effective, all treatment options are accompanied by adverse events, and this study aimed to assess the extent to which patients were involved in the choice of treatment.

Methods

Data were drawn from the Adelphi Multiple Sclerosis Disease Specific Program (DSP)™, a cross-sectional survey of healthcare practitioners (HCP) and their patients with MS in real-world clinical settings in Europe and the United States (US) between December 2020 and July 2021. HCPs reported patient demographics, clinical characteristics, current and previous treatment, and treatment outcomes. Patients voluntarily completed questionnaires reporting the physical and psychological impact of their MS and its treatment. Regression analysis with inverse probability of treatment weighting was used to compare treatment outcomes in patients actively involved in their current treatment choice with those who were not.

Results

Of a total of 692 patients, median age 40 years and 64% female, mostly diagnosed with relapsing-remitting MS, those who were involved in shared decision-making tended to choose oral therapies such as dimethyl fumarate more often than HCPs. MS had greater impact on physical and psychological functioning in patients whose HCP made treatment decisions solely. Patients involved in decision-making reported greater satisfaction with their treatment and a better QoL.

Discussion

Because no single optimal therapy exists for patients with MS, treatments should be individualized with consideration of patients’ preferences. Our study shows that shared decision-making is under-utilized in the management of MS and supports the benefits of patient involvement.

Conclusion

Patients who have an active role in treatment decision-making show improved wellbeing and QoL, and overall treatment satisfaction.

Plain Language Summary

Multiple sclerosis (MS) is a disease that affects the brain, causing symptoms such as blurred vision and problems with movements, thoughts, and feelings. MS is a lifelong condition that becomes worse over time and limits the activities that people can do. There are many treatments that can help to reduce relapses (when symptoms become worse), but all have their benefits and drawbacks. It is often the physician who decides which treatment to use, but we wanted to know if patients would feel better if they were involved in the decision.

Using our standardized and validated questionnaires, we surveyed physicians and nurses who treat patients with MS in Europe and the United States of America between December 2020 and July 2021, to assess how they felt about the treatment they chose and its effect on the patient. We also asked the patients themselves how they felt about their illness and treatment, whether they were given the chance to choose which treatment to take, and how their treatment affected their symptoms and overall quality of life.

The information provided by both the physicians and their patients was used to compare how patients responded when they were involved in the treatment decisions. We found that patients who were involved in choosing their treatment were more satisfied with their treatment and responded better than those whose physicians decided alone. Therefore, it is important for physicians treating patients with MS to consider their patients’ preferences when deciding which treatment is best for them.

Abbreviations

ATE, Average Treatment Effect; DMT, Disease Modifying Treatment; DSP, Disease Specific Program; EDSS, Extended Disability Status Score; EQ-5D-5L, EuroQoL 5 Dimension, 5 Level Instrument; HCPs, Healthcare Practitioner; IPTW, inverse probability of treatment weighting; IQR, Interquartile Range; MS, Multiple Sclerosis; MSIS-29, Multiple Sclerosis Impact Scale; PPMS, primary progressive multiple sclerosis; QoL, Quality of Life; RRMS, Relapsing-remitting Multiple Sclerosis; SD, Standard Deviations; UK, United Kingdom; US, United States; EQ-VAS, EuroQoL visual analog scale.

Data Sharing Statement

All data, ie methodology, materials, data and data analysis, that support the findings of this survey are the intellectual property of Adelphi Real World. All requests for access should be addressed directly to Mia Unsworth at [email protected].

Mia Unsworth is an employee of Adelphi Real World.

Ethics Approval and Informed Consent

The study was performed in accordance with relevant guidelines; ethics approval was obtained from Western Institutional Review Board, protocol number: AG8937.

Acknowledgments

Medical writing support under the guidance of the authors was provided by K. Ian Johnson BSc, MBPS, SRPharmS, Harrogate House, Macclesfield, UK on behalf of Adelphi Real World in accordance with Good Publication Practice (GPP) guidelines.Citation34

Author Contributions

All authors made a significant contribution to the work reported, whether that is in the conception, study design, execution, acquisition of data, analysis and interpretation, or in all these areas; took part in drafting, revising or critically reviewing the article; gave final approval of the version to be published; have agreed on the journal to which the article has been submitted; and agree to be accountable for all aspects of the work.

Disclosure

AK (Scientific Affairs), HHL (Scientific Affairs), KG (Research Development), and LA are employees of Janssen Pharmaceuticals Inc. EJ, MU, JP, and ET are employees of Adelphi Real World. AK, HHL, KG and LA are employees of Janssen Pharmaceuticals Inc., part of Johnson and Johnson group of companies and holds stock/stock options of Johnson and Johnson. EJ, MU, JP and ET are employees of Adelphi Real World. The authors report no other conflicts of interest in this work.

Additional information

Funding

Janssen Pharmaceuticals Inc. did not influence the original survey through either contribution to the design of questionnaires or data collection. The analysis described here used data from the Adelphi Real World MS DSP. The DSP is a wholly owned Adelphi Real World product. Janssen Pharmaceuticals Inc. is one of multiple subscribers to the DSP. Publication of survey results was not contingent on the subscriber’s approval or censorship of the manuscript.