Nutrition Safety Policy Division, Food Nutrition and Dietary Safety Bureau, Ministry of Food and Drug Safety, Cheongwon-gun, Chungcheongbuk-do, Korea.
Copyright © 2014 The Korean Society of Community Nutrition
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1) Determined by independent sample F test of equality of the means or chi-square tests of differences in proportions
2) N (%)
3) Mean ± SD
abc: Means with different superscripts (a~c) within a row are significantly different from each at α = 0.05 by Duncan's multiple range test.
**: p < 0.01, ***: p < 0.001
General characteristics according to the school types in Busan
1) Determined by independent sample F test of equality of the means or chi-square tests of differences in proportions
2) N (%)
3) Mean ± SD
abc: Means with different superscripts (a~c) within a row are significantly different from each at α = 0.05 by Duncan's multiple range test.
**: p < 0.01, ***: p < 0.001
Importance and the most difficult area according to the school types in Busan
1) N (%), *: p < 0.05
Recognition of school foodservice and processed food according to the school types in Busan
1) N (%)
**: p < 0.01, ***: p < 0.001
The amount, frequency and sodium content of sodium source according to the school types in Busan
1) Mean ± SD
abc: Means with different superscripts (a~c) within a row are significantly different from each at α = 0.05 by Duncan's multiple range test.
**: p < 0.01, ***: p < 0.001
Ranking of food sources by sodium content according to the school types in Busan
1) Cumulative percentage
The frequencies of dessert intakes and reasons for not providing fruits according to the school types in Busan
1) Mean ± SD
2) N (%)
abc: Means with different superscripts (a~c) within a row are significantly different from each at α = 0.05 by Duncan's multiple range test.
**: p < 0.01
Knowledge requirement according to the school types in Busan
1) Mean ± SD (A 5-point scale was used from 1: very unnecessary to 5: very necessary.)
abc: Means with different superscripts (a~c) within a row are significantly different from each at χ = 0.05 by Duncan's multiple range test.
*: p < 0.05, **: p < 0.01, ***: p < 0.001
Job satisfaction levels according to the school types in Busan
1) Mean ± SD
abc: Means with different superscripts (a~c) within a row are significantly different from each at α = 0.05 by Duncan's multiple range test.
*: p < 0.05, **: p < 0.01, ***: p < 0.001
Correlation coefficients between Knowledge requirement and Job satisfaction according to the school types in Busan
*: p < 0.05, **: p < 0.01, ***: p < 0.001
1) Determined by independent sample F test of equality of the means or chi-square tests of differences in proportions 2) N (%) 3) Mean ± SD abc: Means with different superscripts (a~c) within a row are significantly different from each at α = 0.05 by Duncan's multiple range test. **: p < 0.01, ***: p < 0.001
1) N (%), *: p < 0.05
1) N (%) **: p < 0.01, ***: p < 0.001
1) Mean ± SD abc: Means with different superscripts (a~c) within a row are significantly different from each at α = 0.05 by Duncan's multiple range test. **: p < 0.01, ***: p < 0.001
1) Cumulative percentage
1) Mean ± SD 2) N (%) abc: Means with different superscripts (a~c) within a row are significantly different from each at α = 0.05 by Duncan's multiple range test. **: p < 0.01
1) Mean ± SD (A 5-point scale was used from 1: very unnecessary to 5: very necessary.) abc: Means with different superscripts (a~c) within a row are significantly different from each at χ = 0.05 by Duncan's multiple range test. *: p < 0.05, **: p < 0.01, ***: p < 0.001
1) Mean ± SD abc: Means with different superscripts (a~c) within a row are significantly different from each at α = 0.05 by Duncan's multiple range test. *: p < 0.05, **: p < 0.01, ***: p < 0.001
*: p < 0.05, **: p < 0.01, ***: p < 0.001