Patterns and management of chronic obstructive pulmonary disease in urban and rural China: a community-based survey of 25 000 adults across 10 regions

IntroductionChronic obstructive pulmonary disease (COPD) is the third leading cause of death worldwide, with COPD deaths in China accounting for one-third of all such deaths. However, there is limited available evidence on the management of COPD in China.MethodsA random sample of 25 011 participants...

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Bibliographic Details
Published in:BMJ open respiratory research 2018-01, Vol.5 (1), p.e000267-e000267
Main Authors: Kurmi, Om P, Davis, Kourtney J, Hubert Lam, Kin Bong, Guo, Yu, Vaucher, Julien, Bennett, Derrick, Wang, Jenny, Bian, Zheng, Du, Huaidong, Li, Liming, Clarke, Robert, Chen, Zhengming
Format: Article
Language:English
Subjects:
Age
Air pollution
Bronchitis
Chronic illnesses
Chronic obstructive pulmonary disease
Family medical history
Immunization
Influenza
Mortality
Outdoor air quality
Public health
Respiratory Epidemiology
Response rates
Rural areas
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Summary:IntroductionChronic obstructive pulmonary disease (COPD) is the third leading cause of death worldwide, with COPD deaths in China accounting for one-third of all such deaths. However, there is limited available evidence on the management of COPD in China.MethodsA random sample of 25 011 participants in the China Kadoorie Biobank, aged 38–87 years, from 10 regions in China was surveyed in 2013–2014. Data were collected using interviewer-administered questionnaires on the diagnosis (‘doctor-diagnosed’ or ‘symptoms-based’) and management of COPD (including use of medication and other healthcare resources), awareness of diagnosis and severity of symptoms in COPD cases.ResultsOverall, 6.3% of the study population were identified as COPD cases (doctor-diagnosed cases: 4.8% and symptom-based cases: 2.4%). The proportion having COPD was higher in men than in women (7.9% vs 5.3%) and varied by about threefold (3.7%–10.0%) across the 10 regions. Among those with COPD, 54% sought medical advice during the last 12 months, but
ISSN:2052-4439
2052-4439
DOI:10.1136/bmjresp-2017-000267