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Fig. 1 | BMC Pulmonary Medicine

Fig. 1

From: Epidemiological trends and risk factors of chronic obstructive pulmonary disease in young individuals based on the 2021 global burden of disease data (1990–2021)

Fig. 1

Trend analysis of age-standardized DALY rates (A) and age-standardized incidence rates (B) of COPD among individuals aged 15–49 globally and across various SDI regions from 1990 to 2021. This analysis was conducted using joinpoint regression, with trendlines segmented to calculate the average annual percentage change (APC) for each inflection point. *Indicates statistically significant differences.DALY, Disability-Adjusted Life Year

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BMC Pulmonary Medicine

ISSN: 1471-2466

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