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. 2022 Nov 11;15:1623–1637. doi: 10.2147/JAA.S377631

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© 2022 Lugogo et al.

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Percentage change from baseline in peak inspiratory flow and inhalation volume during ± 7-day window around an exacerbation, compared with the daily mean outside of this exacerbation window, in 52 patients with one exacerbation. Data are shown for patients who completed the study with ≥1 valid inhalation from the Digihaler, experienced one exacerbation, and made ≥1 valid inhalation outside of the ± 7-day window around the exacerbation. The vertical dotted line represents a confirmed exacerbation.

Abbreviation: PIF, peak inspiratory flow.