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. 2025 Mar 6;11(2):159–176. doi: 10.1007/s41030-025-00288-0

Table 6.

Medication adherence and persistence outcomes from included studies

Author, year Population Treatment Sample size
(N)
Timepoint (months) Adherence Persistence
Measure Results Measure Results
Busse, 2022 [14] Patients with moderate/severe asthma SITT: FF/UMEC/VI 100/62.5/25 mcg 1396 3 Proportion of days covered Mean (SD) [median]: 0.68 (0.27) [0.67]
6 Mean (SD) [median]: 0.56 (0.31) [0.58]
12 Mean (SD) [median]: 0.46 (0.33) [0.41]
NR Persistence duration

Median: 131 days

12 months: aHR 1.49 (95% CI 1.36, 1.60) [reference: MITT]

MITT: FF/UMEC/VI 100/62.5/25 mcg 5115 3 Proportion of days covered Mean (SD) [median]: 0.59 (0.30) [0.60]
6 Mean SD [median]: 0.46 (0.31) [0.37]
12 Mean (SD) [median]: 0.35 (0.30) [0.25]
NR Persistence duration Median: 66 days
Oppenheimer, 2022 [16] Patients with asthma MITT: FF/UMEC/VI 100/62.5/25 mcg 1831 12 Proportion of days covered Mean (SD): 0.31 (0.27) Persistence 12%
Spain, 2022 [17] Patients with moderate/severe asthma MITT: LAMA + ICS + LABA 277,373 3 Probability of discontinuation (LAMA) 40.5%

aHR adjusted hazard ratio, CI confidence interval, FF fluticasone furoate, ICS inhaled corticosteroid, LABA long-acting β2-agonist, LAMA long-acting muscarinic antagonist; MITT multiple-inhaler triple therapy, NR not reported, SD standard deviation, SITT single-inhaler triple therapy, UMEC umeclidinium, VI vilanterol