Association between chronic obstructive pulmonary disease and activity of daily living among oldest-old in China: based on Chinese Longitudinal Health Longevity Survey.

Int J Chron Obstruct Pulmon Dis · 2019 · PMC6718239 · PMID 31695354

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an increasing trendno p-value reported

3 The disease burden caused by COPD shows an increasing trend in those years. 4 , 5 COPD not only affects the respiratory system, but also leads to a series of serious physical and mental problems.

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