1Division of Nursing Science, JEI University, Incheon, Korea.
2Division of Nursing Science, College of Health Sciences, Ewha Womans University, Seoul, Korea.
© 2016 Korean Society of Nursing Science
This is an Open Access article distributed under the terms of the Creative Commons Attribution NoDerivs License. (http://creativecommons.org/licenses/by-nd/4.0/) If the original work is properly cited and retained without any modification or reproduction, it can be used and re-distributed in any format and medium.
This manuscript is based on a part of the first author's doctoral dissertation from Ewha Womans University
The authors declared no conflict of interest.
*SMC=Squared multiple correlation.
*SMC=Squared multiple correlation.