Abstract
Objective
Examine outcomes and costs of patients with persistent asthma who initiated treatment with beclomethasone dipropionate hydrofluoroalkane (BDP-HFA) or fluticasone propionate (FP).
Methods
MedStat’s Commercial Claims and Encounters database (July 1, 2002–June 30, 2007) was utilized. Patients (n=13,968) were included if they initiated treatment with BDP-HFA or FP (first use=index date). Patients also met these criteria: (a) no receipt of other study medication in the 1-year post-period; (b) persistent asthma in the 1-year pre-period; (c) age 5–64 years; (d) no diagnosis of chronic obstructive pulmonary disease; and (e) continuous insurance coverage from 1 year pre-period to 1 year post-period. Multivariate regressions examined the probability of an ER visit or hospitalization, probability of reaching alternative adherence thresholds, and costs.
Results
Receipt of BDP-HFA, compared with FP, was associated with a 17% reduction in the odds of an ER visit (OR=0.834, 95% CI 0.751 to 0.925), a 30% reduction in the odds of an asthma-related ER visit (OR=0.697, 95% CI 0.571 to 0.852), and an increase in the odds of obtaining a medication possession ratio (MPR) of at least 50% (OR=1.324; 95% CI 1.164 to 1.506) or 75% (OR=1.311; 95% CI 1.072 to 1.604). Total medical costs ($5063 vs. $5377, P=0.0042), prescription drug costs ($2336 vs. $2581, P<0.0001), and ER costs ($185 vs. $249, P<0.0001) were significantly lower among the BDP-HFA cohort. Asthma-related outpatient ($191 vs. $224, P<0.0001) and ER costs ($28 vs. $45, P<0.001) were significantly lower in the BDP-HFA group, while asthma-related inpatient ($101 vs. $59, P<0.0001) and drug costs ($451 vs. $540, P<0.0001) were significantly lower in the FP cohort.
Conclusions
Results indicate that receipt of BDP-HFA, compared with receipt of FP, is associated with a decreased probability of ER visits or asthma-related ER visits and higher odds of reaching a medical possession ratio threshold of 50% or 75%. Receipt of BDP-HFA was also associated with lower total drug costs and lower total medical costs.
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Lage, M.J., Gross, G.N., Brewster, C. et al. Outcomes and costs of patients with persistent asthma treated with beclomethasone dipropionate hydrofluoroalkane or fluticasone propionate. Adv Therapy 26, 762–775 (2009). https://doi.org/10.1007/s12325-009-0056-z
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DOI: https://doi.org/10.1007/s12325-009-0056-z