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COPD mortality tied to poverty, study says

December 30, 2013HME News Staff

LONDON - Mortality rates among COPD patients in low-income countries are linked more to poverty than the prevalence of smoking, according to a new international study published in Thorax. Researchers examined COPD mortality data from 170 countries, finding a strong inverse correlation between mortality and gross national income (GNI). Where the annual GNI was below $15,000, they found COPD mortality rose, but it had no clear link to smoking. Mortality was strongly correlated with spirometric restriction,...

COPD, Mortality rates, Poverty, smoking