1Department of Food and Nutrition, Seoul National University, Seoul, Korea.
2Research Institute of Human Ecology, Seoul National University, Seoul, Korea.
3Geumcheon-gu Center for Children's Foodservice Management, Seoul, Korea.
Copyright © 2013 The Korean Society of Community Nutrition
1) By chi-square test, 2) By t-test
1) By chi-square test
1) By chi-square test
2) Only the case of snack and meal served by staff.
1) By chi-square test
1) Each item was measured by 5-point scales ranging from 1 (strongly disagree) to 5 (strongly agree).
2) By t-test
1) Each item was measured by 5-point scales ranging from 1 (never using) to 5 (always using).
2) By t-test
1) By chi-square test
1) By chi-square test, 2) By t-test
1) By chi-square test
1) By chi-square test 2) Only the case of snack and meal served by staff.
1) By chi-square test
1) Each item was measured by 5-point scales ranging from 1 (strongly disagree) to 5 (strongly agree). 2) By t-test
1) Each item was measured by 5-point scales ranging from 1 (never using) to 5 (always using). 2) By t-test
1) By chi-square test