Table 2.
The difference in variables by gender or school grade
| Total (n = 2653) |
Gender | School grade | ||||
|---|---|---|---|---|---|---|
| Boys (n = 1294) |
Girls (n = 1359) |
Primary (n = 472, 9.1 ± 0.9ys) |
Middle (n = 1711, 13.2 ± 1.3ys) |
High (n = 470, 16.0 ± 0.7ys) |
||
| MVPA | ||||||
| Meet the PA guidelines |
284 (10.7%) |
178 (13.8%) |
106 (7.8%) |
91 (19.3%) |
165 (9.6%) |
28 (6.0%) |
| Not meet the PA guidelines |
2369 (89.3%) |
1116 (86.2%) |
1253 (92.2%) |
381 (80.7%) |
1546 (90.4%) |
442 (94.0%) |
| p < 0.001 | p < 0.001 | |||||
| AA | ||||||
| Above-average |
1826 (68.9%) |
430 (33.2%) |
397 (29.2%) |
237 (50.2%) |
490 (28.6%) |
100 (21.3%) |
| ≤ Average |
827 (31.1%) |
864 (66.8%) |
962 (70.8%) |
235 (49.8%) |
1221 (71.4%) |
370 (78.7%) |
| p < 0.05 | p < 0.001 | |||||
| AB | ||||||
| No AB |
262 (9.9%) |
133 (10.3%) |
129 (9.5%) |
111 (23.5%) |
137 (8.0%) |
14 (3.0%) |
| Having AB |
2391 (90.1%) |
1161 (89.7%) |
1230 (90.5%) |
361 (76.5%) |
1574 (92.0%) |
456 (97.0%) |
| p = 0.50 | p < 0.001 | |||||
Notes: MVPA Moderate-to-Vigorous Physical Activity. PA guidelines (Physical Activity guidelines): World Health Organization recommendation for at least 60 min MVPA daily. Above-average AA: above-average academic achievement (included good and very good), AB: academic burden. ys: years old