Real-world evidence on the economic implications of CGRP-mAbs as preventive treatment of migraine

Abstract Background Calcitonin gene-related peptide (CGRP) monoclonal antibodies (mAbs) are approved in Europe as preventive treatment of migraine in patients with at least four monthly migraine days. Migraine gives rise to direct healthcare expenditures, but most of the economic burden of migraine...

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Main Authors: Nikolaj Siersbæk, Lærke Kilsdal, Christian Jervelund, Sonja Antic, Lars Bendtsen
Format: Article
Language:English
Published: BMC 2023-07-01
Series:BMC Neurology
Subjects:
Online Access:https://doi.org/10.1186/s12883-023-03302-7
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author Nikolaj Siersbæk
Lærke Kilsdal
Christian Jervelund
Sonja Antic
Lars Bendtsen
author_facet Nikolaj Siersbæk
Lærke Kilsdal
Christian Jervelund
Sonja Antic
Lars Bendtsen
author_sort Nikolaj Siersbæk
collection DOAJ
description Abstract Background Calcitonin gene-related peptide (CGRP) monoclonal antibodies (mAbs) are approved in Europe as preventive treatment of migraine in patients with at least four monthly migraine days. Migraine gives rise to direct healthcare expenditures, but most of the economic burden of migraine is socioeconomic. Evidence on the socioeconomic implications of CGRP-mAbs is, however, limited. There is an increasing interest in supplementing evidence from randomised controlled trials (RCTs) with real-world evidence (RWE) to aid clinical decision making and inform decision making for migraine management. The objective of this study was to generate RWE on the health economic and socioeconomic implications of administering CGRP-mAbs to patients with chronic migraine (CM) and episodic migraine (high-frequency episodic migraine (HFEM), and low-frequency episodic migraine (LFEM)). Methods Real-world data (RWD) on Danish patients with CM, HFEM, and LFEM were collected via two Danish patient organisations and two informal patient networks and used in a tailored economic model. Treatment effects of CGRP-mAbs on health economic and socioeconomic outcomes were estimated using a sub-sample of patients with CM who receive CGRP-mAb treatment. Results A total of 362 patients (CM: 199 [55.0%], HFEM: 80 [22.1%], LFEM: 83 [22.9%]) were included in the health economic model (mean age 44.1 ± 11.5, 97.5% female, 16.3% received treatment with CGRP-mAbs), and 303 patients were included in the socioeconomic model (15.2% received treatment with CGRP-mAbs). Health economic savings from initiating CGRP-mAb treatment totalled €1,179 per patient with CM per year on average (HFEM: €264, LFEM: €175). Socioeconomic gains from initiating CGRP-mAb treatment totalled an average gross domestic product (GDP) gain of €13,329 per patient with CM per year (HFEM: €10,449, LFEM: €9,947). Conclusion Our results indicate that CGRP-mAbs have the potential to reduce both health economic expenditures and the socioeconomic burden of migraine. Health economic savings are used as a basis for health technology assessments (HTAs) of the cost-effectiveness of new treatments, which implies that important socioeconomic gains may not be given enough importance in decision making for migraine management.
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spelling doaj.art-e7a803784ad3423190d2dc5277b9c4712023-07-09T11:17:12ZengBMCBMC Neurology1471-23772023-07-0123111110.1186/s12883-023-03302-7Real-world evidence on the economic implications of CGRP-mAbs as preventive treatment of migraineNikolaj Siersbæk0Lærke Kilsdal1Christian Jervelund2Sonja Antic3Lars Bendtsen4Copenhagen EconomicsCopenhagen EconomicsCopenhagen EconomicsPain and Headache Clinic, Aarhus University HospitalDepartment of Neurology, Danish Headache Center, Copenhagen University Hospital - RigshospitaletAbstract Background Calcitonin gene-related peptide (CGRP) monoclonal antibodies (mAbs) are approved in Europe as preventive treatment of migraine in patients with at least four monthly migraine days. Migraine gives rise to direct healthcare expenditures, but most of the economic burden of migraine is socioeconomic. Evidence on the socioeconomic implications of CGRP-mAbs is, however, limited. There is an increasing interest in supplementing evidence from randomised controlled trials (RCTs) with real-world evidence (RWE) to aid clinical decision making and inform decision making for migraine management. The objective of this study was to generate RWE on the health economic and socioeconomic implications of administering CGRP-mAbs to patients with chronic migraine (CM) and episodic migraine (high-frequency episodic migraine (HFEM), and low-frequency episodic migraine (LFEM)). Methods Real-world data (RWD) on Danish patients with CM, HFEM, and LFEM were collected via two Danish patient organisations and two informal patient networks and used in a tailored economic model. Treatment effects of CGRP-mAbs on health economic and socioeconomic outcomes were estimated using a sub-sample of patients with CM who receive CGRP-mAb treatment. Results A total of 362 patients (CM: 199 [55.0%], HFEM: 80 [22.1%], LFEM: 83 [22.9%]) were included in the health economic model (mean age 44.1 ± 11.5, 97.5% female, 16.3% received treatment with CGRP-mAbs), and 303 patients were included in the socioeconomic model (15.2% received treatment with CGRP-mAbs). Health economic savings from initiating CGRP-mAb treatment totalled €1,179 per patient with CM per year on average (HFEM: €264, LFEM: €175). Socioeconomic gains from initiating CGRP-mAb treatment totalled an average gross domestic product (GDP) gain of €13,329 per patient with CM per year (HFEM: €10,449, LFEM: €9,947). Conclusion Our results indicate that CGRP-mAbs have the potential to reduce both health economic expenditures and the socioeconomic burden of migraine. Health economic savings are used as a basis for health technology assessments (HTAs) of the cost-effectiveness of new treatments, which implies that important socioeconomic gains may not be given enough importance in decision making for migraine management.https://doi.org/10.1186/s12883-023-03302-7CGRP-mAbsReal-world evidenceSocioeconomic gainsHealth economic savingsIndirect costDirect cost
spellingShingle Nikolaj Siersbæk
Lærke Kilsdal
Christian Jervelund
Sonja Antic
Lars Bendtsen
Real-world evidence on the economic implications of CGRP-mAbs as preventive treatment of migraine
BMC Neurology
CGRP-mAbs
Real-world evidence
Socioeconomic gains
Health economic savings
Indirect cost
Direct cost
title Real-world evidence on the economic implications of CGRP-mAbs as preventive treatment of migraine
title_full Real-world evidence on the economic implications of CGRP-mAbs as preventive treatment of migraine
title_fullStr Real-world evidence on the economic implications of CGRP-mAbs as preventive treatment of migraine
title_full_unstemmed Real-world evidence on the economic implications of CGRP-mAbs as preventive treatment of migraine
title_short Real-world evidence on the economic implications of CGRP-mAbs as preventive treatment of migraine
title_sort real world evidence on the economic implications of cgrp mabs as preventive treatment of migraine
topic CGRP-mAbs
Real-world evidence
Socioeconomic gains
Health economic savings
Indirect cost
Direct cost
url https://doi.org/10.1186/s12883-023-03302-7
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