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Association between body mass index and mortality in the Korean elderly: A nationwide cohort study

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  • Seung-Hyun Lee
  • Do-Hoon Kim
  • Joo-Hyun Park
  • Shinhye Kim
  • Moonyoung Choi
  • Hyonchong Kim
  • Da Eun Seul
  • Soo Gyeong Park
  • Jin-Hyung Jung
  • Kyungdo Han
  • Young-Gyu Park

Abstract

The objective of this study was to investigate the relationship between body mass index (BMI) and mortality in the elderly. This study was a nation-wide population-based retrospective cohort study of the National Health Insurance System-Senior Database (NHIS-SD). In this study, a total of 75,856 subjects were identified and selected from among 251,593 individuals aged ≥ 65 years who underwent health screening at least once between 2009 and 2012 and who had no history of diabetes, cardiovascular disease, stroke, cancer, or chronic obstructive pulmonary disease (COPD). The subjects of this study were followed-up until 2013 to identify the total mortality and the cause-specific mortality of 6 groups divided according to BMI. The hazard ratio (HR) by reference group (23 ≤ BMI

Suggested Citation

  • Seung-Hyun Lee & Do-Hoon Kim & Joo-Hyun Park & Shinhye Kim & Moonyoung Choi & Hyonchong Kim & Da Eun Seul & Soo Gyeong Park & Jin-Hyung Jung & Kyungdo Han & Young-Gyu Park, 2018. "Association between body mass index and mortality in the Korean elderly: A nationwide cohort study," PLOS ONE, Public Library of Science, vol. 13(11), pages 1-12, November.
    • Handle: RePEc:plo:pone00:0207508
    DOI: 10.1371/journal.pone.0207508
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