Sociodemographic characteristics
| Characteristics | Control group (n = 59) | Specific message group (n = 58) | Generic message group (n = 54) | K–W test p-valuea | Total sample (N = 171) |
|---|---|---|---|---|---|
| Gender (N = 171) | 0.835 | ||||
| Female (%) | 40.68 | 43.10 | 46.30 | 43.27 | |
| Male (%) | 59.32 | 56.90 | 53.70 | 56.73 | |
| Age (M, SD) (n = 161) | 10.15 (0.89) | 10.12 (0.86) | 10 (0.82) | 0.642 | 10.09 (0.86) |
| Weight status (MD)(n = 149) | Normal weight | Normal weight | Normal weight | 0.581 | Normal weight |
| Underweight (%) | 8 | 9.62 | 4.26 | 7.38 | |
| Normal weight (%) | 82 | 75.00 | 80.85 | 79.19 | |
| Overweight (%) | 10 | 9.62 | 6.38 | 8.72 | |
| Obesity (%) | 0 | 5.77 | 8.51 | 4.70 | |
| Household size (MD)(n = 161) | 4 | 4 | 4 | 0.259 | 4 |
| Siblings (MD) (n = 160) | 1 | 1 | 1 | 0.237 | 1 |
| Characteristics | Control group | Specific message | Generic message | K–W test | Total sample |
|---|---|---|---|---|---|
| Female (%) | 40.68 | 43.10 | 46.30 | 43.27 | |
| Male (%) | 59.32 | 56.90 | 53.70 | 56.73 | |
| Underweight (%) | 8 | 9.62 | 4.26 | 7.38 | |
| Normal weight (%) | 82 | 75.00 | 80.85 | 79.19 | |
| Overweight (%) | 10 | 9.62 | 6.38 | 8.72 | |
| Obesity (%) | 0 | 5.77 | 8.51 | 4.70 | |
Notes:
Weight status of subjects was evaluated using the criteria of BMIs of children at different genders and ages developed by the National Center for Health Statistics in collaboration with the National Center for Chronic Disease Prevention and Health Promotion in 2000. aComparison of medians among treatments using Kruskal–Wallis rank sum tests except for age we used ANOVA test for mean comparison. *, ** and *** denote significant difference at the 0.10, 0.05 and 0.01 levels, respectively
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