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Dietary attitude related to salt intake
N (%): Response rate of 'Yes' in each item
1)By χ2-text among the school groups in the Students (*P < 0.01, **P < 0.05, ***P < 0.001)
2)By χ2-text between the Students and the Staffs (†P < 0.01, ††P < 0.05, †††P < 0.001)
3)By general linear model (Mean ± SD): Mean values are significantly different among the school groups by Duncan's multiple range test (*P < 0.01, **P < 0.05, ***P < 0.001)
