Disease burden of COPD in China: a systematic review.

Int J Chron Obstruct Pulmon Dis · 2018 · PMC5927339 · PMID 29731623

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an overall trendno p-value reported

44 , 53 An overall trend is that the prevalence rate of COPD is higher among men (7.76%) in comparison with women (4.07%) and that the disease is more prevalent in rural areas (7.62%) than in urban areas (6.09%).

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