Table 1.
Demographic and anthropometric characteristics at baseline and after 6-months of interventiona
| Baseline |
6-months follow-up |
Difference (and 95% CI) at follow-up |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| Group 1 | Group 2 | Group 3 | Group 1 | Group 2 | Group 3 | Group 1 | Group 2 | Group 3 | |
| Mean age, years | 13.7 ± 1.3 | 13.9 ± 1.0 | 14.1 ± 1.1 | ||||||
| Height, cm | 161.4 ± 8.9 | 160.9 ± 8.6 | 158.9 ± 8.6 | 163.8 ± 9.3 | 161.8 ± 9.9 | 160.9 ± 8.3 | 2.3 (0.5; 4.2) | 0.9 (–0.8; 2.7) | 2.0 (0.9; 3.0) |
| Body weight, kg | 60.2 ± 14.4 | 58.4 ± 14.5 | 57.4 ± 14.7 | 60.2 ± 17.0 | 59.4 ± 14.9 | 57.7 ± 14.1 | −0.3 (–1.5; 1.4) | 1.0 (–0.1; 2.1) | 0.3 (–1.0; 1.6) |
| BMI, kg/m2 | 22.9 ± 3.9 | 22.4 ± 4.5 | 22.5 ± 4.3 | 22.3 ± 4.1 | 22.6 ± 4.9 | 22.1 ± 4.3 | −0.6 (–1.4; 0.2) | 0.2 (–0.4; 0.8) | −0.4 (–0.9; 0.1) |
| % overweight | 44.0% | 33.3% | 43.8% | 36.0% | 28.6% | 37.5% | −8% | −4.7% | −6.3% |
| % obese | 16.0% | 14.3% | 12.5% | 16.0% | 19.0% | 12.5% | 0% | +4.7% | 0% |
| BMI z-score | 0.85 ± 0.78 | 0.60 ± 0.91 | 0.71 ± 0.88 | 0.62 ± 0.87 | 0.53 ± 1.03 | 0.48 ± 1.04 | −0.23 (–0.40; –0.06) | −0.06 (–0.22; 0.09) | −0.23 (–0.43; –0.05) |
| Systolic blood pressure, mm Hg | 118.2 ± 14.8 | 111.1 ± 18.2 | 112.3 ± 17.9 | 110.6 ± 12.5 | 110.0 ± 14.0 | 109.6 ± 13.6 | −7.7 (–12.8; –2.5) | −1.1 (–7.3; 5.1) | −2.8 (–10.8; 5.3) |
| Diastolic blood pressure, mm Hg | 75.9 ± 15.1 | 72.1 ± 11.3 | 73.9 ± 12.3 | 74.6 ± 9.0 | 72.8 ± 7.5 | 70.7 ± 12.2 | −1.3 (–7.8; 5.2) | 0.7 (–3.6; 5.0) | −3.2 (–10.0; 3.6) |
| Heart rate, bpm | 80.8 ± 12.5 | 84.1 ± 17.1 | 83.6 ± 12.8 | 79.7 ± 10.6 | 79.6 ± 13.9 | 77.9 ± 14.0 | −1.1 (–5.4; 3.2) | −4.5 (–10.5; 1.4) | −5.7 (–12.5; 1.2) |
a
All results are expressed as mean ± SD. CI = Confidence interval. Overweight is defined as BMI superior to 85% percentile; obese is defined as BMI superior to 95% percentile. Group 1, n= 27; Group 2, n=26-27; Group 3, n = 20–22.