Text and Data Mining valid from 2018-08-08
Received: 9 May 2018
Accepted: 31 July 2018
First Online: 8 August 2018
Ethics approval and consent to participate
: Not applicable. The data for the research was obtained from an existing database containing details of Korean National Nutritional and Health Survey from 2012 to 2015. The sixth KNHANES was a cross-sectional survey conducted by the Korea Center for Disease Control and Prevention (KCDCP) from 2012 to 2015. The KNHANES was approved by the KCDC Institutional Review Board (2013-07CON-03-4C, 2013-12EXP-03-5C, and 2015–01-02-6C).
: Not applicable.
: The authors declare that they have no competing interests.
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