1. Clinical Characteristics, Treatment Persistence, and Outcomes Among Patients With COPD Treated With Single- or Multiple-Inhaler Triple Therapy: A Retrospective Analysis in Spain
- Author
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Bernardino Alcázar-Navarrete, Lucía Jamart, Joaquín Sánchez-Covisa, Mónica Juárez, Ruth Graefenhain, and Antoni Sicras-Mainar
- Subjects
Male ,Pulmonary and Respiratory Medicine ,fixed-dose combinations ,Nebulizers and Vaporizers ,persistence ,Muscarinic Antagonists ,single-inhaler triple therapy (SITT) ,Critical Care and Intensive Care Medicine ,long-acting muscarinic antagonists (LAMA) ,long-acting β2-agonists (LABA) ,Bronchodilator Agents ,Pulmonary Disease, Chronic Obstructive ,multiple-inhaler triple therapy (MITT) ,Spain ,Adrenal Cortex Hormones ,Administration, Inhalation ,Disease Progression ,COPD ,Humans ,Female ,inhaled corticosteroids (ICS) ,Cardiology and Cardiovascular Medicine ,Adrenergic beta-2 Receptor Agonists ,Aged ,Retrospective Studies - Abstract
COPD is a leading cause of death and disability. COPD therapy goals include reducing exacerbations and improving symptom control. Single-inhaler triple therapy (SITT) or multiple-inhaler triple therapy (MITT) is indicated for patients with frequent exacerbations despite bronchodilator therapy. No available evidence compares SITT vs MITT in Spain in terms of treatment persistence, exacerbations, and other outcomes. Do COPD patients in Spain initiating SITT vs MITT have improved persistence, exacerbations, and health care resource utilization? This real-world, observational, retrospective cohort study analyzed electronic health records in the Spanish National Healthcare System BIG-PAC database to identify COPD patients aged ≥ 40 years initiating SITT or MITT (using two or three inhalers) between June 1, 2018 and December 31, 2019. Comparative data on persistence (allowing up to 60 days without prescription refill), exacerbation rates, and health care resource utilization and costs during 12-month follow-up were analyzed. Multivariate adjusted analyses were performed. Eligible patients (N = 4,625) initiating SITT (n = 1,011) or MITT (n = 3,614) had a mean age of 70.9 years; most were male (73.9%) with mainly moderate (62.0%) or severe (26.5%) airflow limitation. Between-cohort baseline characteristics were similar. At 12-month follow-up, SITT patients had higher persistence (hazard ratio [HR] = 1.37; 95% CI = 1.22-1.53; P Patients initiating SITT had a clinically relevant improvement in persistence leading to reductions in mortality, incidence of exacerbations, and health care resource use with consequent mean cost savings.
- Published
- 2022
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