Table 2.
Biological, behavioural and socio-demographic trait differences between normal-weight and overweight/obese children.
| Normal-Weight (n = 417) |
Overweight/Obese (n = 269) |
t | p-Value | |
|---|---|---|---|---|
| Height (cm) | 141.57 ± 6.39 | 145.73 ± 6.55 | −8.403 | <0.001 |
| Weight (kg) | 34.14 ± 4.59 | 47.79 ± 7.74 | −28.584 | <0.001 |
| Biological maturity | −2.07 ± 0.85 | −1.69 ± 0.90 | −5.639 | <0.001 |
| Unhealthy diet (z-scores) | 0.005 ± 1.00 | −0.10 ± 0.91 | 1.424 | 0.155 |
| Healthy diet (z-scores) | 0.04 ± 0.98 | −0.03 ± 1.03 | 0.945 | 0.345 |
| MVPA (min) | 57.34 ± 22.48 | 55.20 ± 20.54 | 1.291 | 0.197 |
| Sedentary time (min) | 553.26 ± 61.92 | 549.68 ± 61.90 | 0.754 | 0.451 |
| Sleep time (h) | 8.26 ± 0.83 | 8.26 ± 0.90 | -0.027 | 0.979 |
| Frequencies (%) | χ2 | p-Value | ||
| SES | 0.119 | 0.730 | ||
| <€23,999 | 78.4 | 79.6 | ||
| ≥€24,000 | 21.6 | 20.4 | ||
| Mother BMI | 11.744 | 0.001 | ||
| Normal-weight | 66.3 | 52.6 | ||
| Overweight/obese | 33.7 | 47.4 | ||
| Father BMI | 4.898 | 0.027 | ||
| Normal-weight | 41.3 | 32.2 | ||
| Overweight/obese | 58.7 | 67.8 | ||
| Transport to/from school | 0.339 | 0.561 | ||
| Active | 28.8 | 26.8 | ||
| Non-active | 71.2 | 73.2 | ||
| TV bedroom | 3.564 | 0.059 | ||
| No | 33.1 | 26.4 | ||
| Yes | 66.9 | 73.6 | ||
| TV/school day | 0.743 | 0.389 | ||
| <2 h | 73.7 | 70.7 | ||
| ≥2 h | 26.3 | 29.3 | ||