1. Impact of a risk-sharing agreement in rheumatoid arthritis in Spain
- Author
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Miguel Angel Calleja Hernández, Alberto Jiménez Morales, María del Mar Maldonado Montoro, Fernando Martínez Martínez, Carlos Gustavo García-Collado, and Juan Enrique Martínez-de-la-Plata
- Subjects
medicine.medical_specialty ,Context (language use) ,Arthritis, Rheumatoid ,Disease activity ,03 medical and health sciences ,0302 clinical medicine ,Internal medicine ,Risk sharing ,medicine ,Humans ,030212 general & internal medicine ,Certolizumab pegol ,Das28 score ,Potential impact ,business.industry ,030503 health policy & services ,Health Policy ,medicine.disease ,Treatment Outcome ,Spain ,Antirheumatic Agents ,Rheumatoid arthritis ,Cohort ,Certolizumab Pegol ,Drug Therapy, Combination ,0305 other medical science ,business ,medicine.drug - Abstract
Risk-sharing agreements(RSA) allow decision-makers to manage the uncertainty associated with effectiveness and costs of treatments. Our objective was to estimate the economic impact of RSA implementation on treatment of patients diagnosed with rheumatoid arthritis(RA) with certolizumab pegol(CZP) and assess the potential impact of alternative RSA.Under original RSA, treatment with CZP was reimbursed when the response was optimal (DAS28 score3.2) or satisfactory (DAS28 score ≥3.2 and reduction from baseline ≥1.2) at 12 weeks. Alternative RSA would additionally include a 50 % reimbursement for moderate responders(DAS28 score3.2 and ≤5.1, and reduction from baseline between 0.6 and 1.2). We estimated average savings per patient for hospital's pharmacy service(HPS) at 12 weeks, taking into account the pharmacological cost of CZP. Uncertainty associated with effectiveness of CZP was assessed through 1000 Monte Carlo simulations.After 12 weeks of treatment, 57.8 % (n = 52) and 22.2 %(n = 20) of patients had optimal and satisfactory responses, respectively, and average disease activity improved by 1.77 points. Average savings for HPS amounted to 876.9€ and 706.4€ per patient under original and alternative RSA, respectively. Savings in simulated cohort reached 846.2€ and 681.8€ per patient, respectively, leading to estimated net savings for HPS of 846,209€ and 681,790€, respectively.RSA implementation on patients with RA treated with CZP has generated savings and improved efficiency within HPS.
- Published
- 2021
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