1Graduate School, College of Nursing, Pusan National University, Yangsan, Korea.
2College of Nursing, Pusan National University, Yangsan, Korea.
3Daun Elementary School, Ulsan, Korea.
© 2014 Korean Academy of Community Health Nursing
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
This article is a condensed form of the first author's master's thesis from Pusan National University.
†Unweighted; ‡Weighed.
†Unweighted; ‡Weighed.
OR=odds ratio; CI=confidence interval.