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Exacerbation categories and change in number of steps per day over time.
Notes: The adjusted for baseline change in number of steps per day over time of exacerbation categories (no exacerbation/moderate exacerbation/severe exacerbation) is illustrated. It reveals a nonsignificant but slightly greater decline in daily PA over time in patients with at least one severe exacerbation.
Abbreviation: PA, physical activity.
