1Senior Research Fellow, NHIC Health Insurance Policy Research Institute, Korea.
2Researcher, NHIC Health Insurance Policy Research Institute, Korea.
3Part-time Lecturer, College of Nursing, Sungshin Women's University, Korea.
© 2010 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.
†Multiple response; ‡Activities of daily living.
†Activities of daily living.
* †Activities of daily living; ‡-log likelihood=4,599.146 (