Table 2.
Prevalence (n, %) of BMI categories and PA levels among children (OKkio, 8–9 years) and adolescents (HBSC, 11–17 years) in the Friuli Venezia Giulia region, 2022–2023, overall and stratified by sex (and by age group for HBSC).
| Characteristics | OKKIO alla Salute Age 8–9 years n (%) |
HBSC Age 11–17 years n (%) |
|||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sex | Age | Sex | |||||||||||
| Total | Male | Female | Effect-size | p-value | 11 | 13 | 15 | 17 | Male | Female | Effect size | p-value | |
| No. of children, n (%) | 1,157 | 601 (51.9) | 556 (48.1) | — | — | 933 (25.0) | 980 (26.3) | 960 (25.7) | 860 (23.0) | 1836 (49.2) | 1897 (50.8) | — | |
| BMI categories, n (%) | |||||||||||||
| Underweight | 19 (1.7) | 10 (1.7) | 9 (1.6) | 0.04 | 0.59 | 37 (4.0) | 31 (3.2) | 25 (2.6) | 30 (3.5) | 55 (3.0) | 68 (3.6) | 0.13 | <0.0001 |
| Normal weight | 844 (73.1) | 445 (74.2) | 399 (72.0) | 734 (78.7) | 765 (78.1) | 784 (81.7) | 704 (81.9) | 1,382 (75.3) | 1,605 (84.6) | ||||
| Overweight | 211 (18.3) | 101 (16.8) | 110 (19.9) | 132 (14.2) | 160 (16.3) | 134 (14.0) | 101 (11.7) | 339 (18.5) | 188 (9.9) | ||||
| Obese | 80 (6.9) | 44 (7.3) | 36 (6.5) | 30 (3.2) | 24 (2.5) | 17 (1.8) | 25 (2.9) | 60 (3.3) | 36 (1.9) | ||||
| Total | 1,154 | 600 | 554 | 933 | 980 | 960 | 860 | 1836 | 1897 | ||||
| Physical activity*, n (%) | |||||||||||||
| Low | 123 (10.7) | 54 (9.0) | 69 (12.6) | 0.06 | 0.14 | 283 (28.6) | 314 (31.3) | 386 (39.2) | 380 (43.1) | 503 (26.8) | 861 (43.4) | 0.19 | <0.0001 |
| Intermediate | 97 (8.5) | 50 (8.3) | 47 (8.6) | 215 (21.8) | 190 (18.9) | 191 (19.4) | 176 (20.0) | 368 (19.6) | 404 (20.4) | ||||
| High | 928 (80.8) | 496 (82.7) | 432 (78.8) | 490 (49.6) | 499 (49.8) | 407 (41.4) | 325 (36.9) | 1,005 (53.6) | 719 (36.2) | ||||
| Total | 1,148 | 600 | 548 | 988 | 1,003 | 984 | 881 | 1876 | 1984 | ||||
n, number of subjects; %, percentage; BMI, body mass index; PA, physical activity. *PA in both surveys was classified as: low: <3 days a week; intermediate: 3 days a week; high: ≥4 days a week.