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https://www.readbyqxmd.com/read/26300636/comorbidities-in-obstructive-lung-disease-in-korea-data-from-the-fourth-and-fifth-korean-national-health-and-nutrition-examination-survey
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Hee Jin Park, Ah Young Leem, Sang Hoon Lee, Ju Han Song, Moo Suk Park, Young Sam Kim, Se Kyu Kim, Joon Chang, Kyung Soo Chung
BACKGROUND: Comorbidities can occur frequently in patients with chronic obstructive pulmonary disease (COPD) and can influence mortality and morbidity independently. It is increasingly recognized that many patients with COPD have comorbidities that have a major impact on their quality of life and survival. Therefore, we investigated the prevalence of comorbidities in Korean COPD populations. METHODS: We used data obtained in the 6 years of the fourth and fifth Korean National Health and Nutrition Examination Survey (KNHANES) IV and V...
2015: International Journal of Chronic Obstructive Pulmonary Disease
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