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Comment & Response |

Korean National Health Insurance Database

Dong Wook Shin, MD, DrPH, MBA1,2; BeLong Cho, MD, MPH, PhD1; Eliseo Guallar, MD, MPH, DrPH3,4
[+] Author Affiliations
1Department of Family Medicine, Seoul National University Hospital, Seoul, Korea
2J.W. Lee Center for Global Medicine, Seoul National University College of Medicine, Seoul, Korea
3Department of Epidemiology, Johns Hopkins Medical Institutions, Baltimore, Maryland
4Department of Medicine, Johns Hopkins Medical Institutions, Baltimore, Maryland
JAMA Intern Med. 2016;176(1):138. doi:10.1001/jamainternmed.2015.7110.
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To the Editor We welcome a recent Invited Commentary in JAMA Internal Medicine, in which Hsing and Ioannidis highlight the usefulness of large population-based studies featuring the National Health Insurance (NHI) Research Databases of Taiwan, Sweden, and Korea.1 We would like, however, to correct some inaccuracies in the description of the Korean NHI Databases that undermine proper consideration of its full potential.


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January 1, 2016
Ann Hsing, PhD; John P. A. Ioannidis, MD, DSc
1Cancer Prevention Institute of California, Freemont2Stanford Cancer Institute, Stanford University, Stanford, California
3Stanford Prevention Research Center, Stanford University, Stanford, California
JAMA Intern Med. 2016;176(1):138-139. doi:10.1001/jamainternmed.2015.7116.
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