Table 2.
Descriptive characteristics between PA levels divided by sex, age groups and commuting to/from school (motor vehicle, cycle, and walk).
| Yes/No Motor Vehicle Commuting. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Boys | Girls | |||||||||||
| 9–12 Years | 13–17 Years | Total | 9–12 Years | 13–17 Years | Total | |||||||
| Median (P25–P75) | Median (P25–P75) | Median (P25–P75) | Median (P25–P75) | Median (P25–P75) | Median (P25–P75) | |||||||
| Yes | No | Yes | No | Yes | No | Yes | No | Yes | No | Yes | No | |
|
Moderate PA
(min/day) |
42.9 (15.7–120.0) | 40.7 (0–68.6) | 21.4 (0–65.4) | 12.9 (0–51.4) | 30.0 (0–75.7) | 23.6 (0–60.0) | 0 (0–51.4) † | 28.6 (17.4–54.3) † | 11.4 (0–34.3) | 5.4 (0–22.1) | 0 (0–42.9) | 20.4 (0–40.7) |
|
Vigorous PA
(min/day) |
47.1 (25.7–77.1) | 34.3 (11.4–51.4) | 34.3 (0–56.4) | 20.0 (0–64.3) | 34.3 (0–68.6) | 28.9 (0–60.0) | 17.4 (0–34.3) | 5.4 (0–25.7) | 8.6 (0–34.3) † | 0 (0–13.6) † | 17.1 (0–34.3) | 0 (0–22.9) |
|
MVPA
(min/day) |
77.9 (44.3–201.4) | 70.1 (34.3–120.0) | 55.7 (15.0–125.7) | 55.7 (17.1–111.4) | 71.4 (34.3–150.0) | 62.9 (21.4–116.8) | 34.3 (0–91.4) | 44.6 (18.6–100.7) | 32.1 (0–54.3) † | 13.9 (0–35.4) † | 34.3 (0–74.3) | 25.7 (0–60.0) |
|
Playground PA
(min/day) |
64.0 (30.0–116.0) | 59.0 (22.0–120.0) | 37.0 (15.0–98.0) | 18.0 (0–50.0) | 50.0 (18.0–105.0) * | 31.0 (12.0–82.0) * | 30.0 (15.0–58.0) | 41.0 (15.0–64.0) | 22.0 (0–51.0) † | 5.0 (0–25.5) † | 30.0 (15.0–58.0) | 24.5 (0–60.0) |
| Yes/No Cycling Commuting. | ||||||||||||
|
Moderate
PA (min/day) |
53.6 (47.1–107.1) | 31.4 (0–72.1) | 64.3 (20.0–145.5) | 15.0 (0–51.4) | 56.1 (25.7–128.6) * | 21.4 (0–60.0) * | 50.4 (32.1–95.0) | 21.4 (0–51.4) | - | 10.7 (0–30.0) | 40.7 (30.0–74.3) * | 17.1 (0–38.9) * |
|
Vigorous
PA (min/day) |
35.0 (25.7–60.0) | 39.3 (15.0–70.7) | 25.7 (0–77.1) | 25.7 (0–60.0) | 34.3 (13.9–62.9) | 34.3 (0–64.3) | 13.9 (0–29.6) | 10.7 (0–25.7) | - | 0 (0–19.3) | 17.1 (0–34.3) | 0 (0–25.0) |
| MVPA (min/day) | 94.6 (57.9–167.1) | 69.3 (34.4–135.0) | 141.4 (21.4–180.0) † | 51.4 (12.7–111.4) † | 101.4 (51.4–171.4) * | 62.1 (24.1–120.0) * | 64.3 (40.7–116.1) | 34.3 (10.7–100.7) | - | 17.1 (0–42.9) | 60.0 (34.3–91.4) | 25.7 (0–57.9) |
| Playground PA (min/day) | 60.0 (35.0–176.0) | 56.5 (23.0–107.0) | 36.0 (0–154.0) | 24.0 (0–69.0) | 60.0 (24.5–164.5) * | 36.0 (15.0–90.0) * | 75.0 (13.5–130.0) | 32.0 (15.0–60.0) | - | 15.0 (0–32.0) | 54.0(0–120.0) | 25.0 (5.0–176.0) |
| Yes/No Walk Commuting. | ||||||||||||
|
Moderate
PA (min/day) |
51.4 (18.6–85.7) † | 25.7 (0–57.1) † | 2.6 (0–68.6) † | 12.9 (0–34.3) † | 38.6 (0–77.1) * | 16.4 (0–51.4) * | 28.6 (0–74.6) † | 12.9 (0–35.0) † | 15.0 (0–31.4) † | 0 (0–11.4) † | 20.7 (0–51.4) * | 14.8 ± 23.4 0 (0–22.1) * |
|
Vigorous
PA (min/day) |
43.6 (17.1–77.1) | 30.7 (12.9–51.4) | 33.2 (0–61.4) | 0 (0–51.4) | 34.2 (11.4–72.9) * | 25.7 (0–51.4) * | 11.8 (0–32.1) | 10.7 (0–25.7) | 0 (0–22.9) | 0 (0–0) | 0 (0–25.7) | 0 (0–19.3) |
| MVPA (min/day) | 85.7 (57.1–167.1) † | 51.4 (25.7–117.9) † | 62.1 (20.0–128.6) † | 34.3 (10.0–90.0) † | 80.0 (38.6–145.7) * | 47.1 (17.1–102.9) * | 45.7 (17.1–120.0) † | 21.4 (0–51.4) † | 30.0 (0–43.9) † | 0 (0–22.9) † | 34.3 (10.7–89.3) * | 17.1 (0–44.6) * |
| Play–ground PA (min/day) | 78.0 (36.0–156.0) † | 35.0 (20.0–74.0) † | 36.0 (12.0–86.0) † | 15.0 (0–20.0) † | 60.0 (20.0–120.0) * | 20.0 (12.0–54.0) * | 42.0 (17.5–80.5) | 30.0 (15.0–60.0) | 20.0 (0–36.0) | 0 (0–30.0) | 30.0 (12.0–62.0) * | 24.0 (0–30.0) * |
AC: active commuting; PA: physical activity; MVPA, moderate to vigorous intensity of physical activity. Mann-Whitney test was used for non-normally distributed variables. * Comparisons between Yes/no AC and non-AC and within each sex (p < 0.05). † Comparisons between Yes/no AC and non-AC and within each sex and each age group (p < 0.05).