Table 3.
Basic situation of important variables in preschool children.
| SES | Sex | Total | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Low | Medium | High | F | Male | Female | t | |||
| Height (cm) | 107.9 (7.1) | 107.8 (6.9) | 106.3 (8.2) | 1.04 | 108.2 (7.0) | 107.1 (7.1) | 2.83 | 107.6 (7.1) | |
| Weight (kg) | 17.8 (3.0) | 17.9 (3.1) | 17.8 (3.5) | 0.03 | 18.2 (3.4) | 17.7 (2.9) | 2.84 | 17.9 (3.1) | |
| BMI | 15.3 (1.4) | 15.4 (1.6) | 15.7 (1.6) | 1.05 | 15.4 (1.7) | 15.4 (1.5) | 0.12 | 15.4 (1.6) | |
| SP | DSP (min) | 65.5 (26.1) | 71.5 (23.4) | 77.9 (24.7) | 4.02* | 70.0 (26.4) | 73.0 (21.7) | 1.63 | 71.4 (24.1) |
| NSP (min) | 547.1 (34.8) | 546.0 (36.7) | 540.0 (34.0) | 0.73 | 544.8 (35.7) | 546.1 (36.5) | 0.14 | 545.4 (36.1) | |
| TSP (min) | 612.6 (37.7) | 617.5 (37.0) | 617.9 (32.3) | 0.52 | 614.7 (35.5) | 618.9 (37.3) | 1.49 | 616.8 (36.4) | |
| SB (min) | 495.6 (58.5) | 486.6 (47.3) | 478.2 (55.8) | 1.82 | 480.0 (50.1) | 493.6 (49.5) | 8.56** | 486.9 (50.2) | |
| PA | LPA (min) | 179.2 (31.4) | 184.7 (28.6) | 186.5 (31.3) | 1.18 | 189.7 (29.8) | 178.7 (27.9) | 16.63*** | 184.1 (29.4) |
| MVPA (min) | 56.7 (22.0) | 56.0 (17.7) | 59.5 (19.7) | 0.87 | 60.8 (19.2) | 52.3 (17.0) | 24.95*** | 56.5 (18.6) | |
| TPA (min) | 235.9 (47.0) | 240.7 (39.7) | 246.0 (41.4) | 0.91 | 250.5 (41.8) | 231.0 (38.7) | 26.80*** | 240.6 (41.4) | |
| Length of time not worn (min) | 96.0 (38.2) | 95.2 (42.0) | 97.8 (43.5) | 0.10 | 94.8 (39.3) | 96.4 (43.8) | 0.19 | 95.7 (41.6) | |
SB means sedentary behavior; LPA means light physical activity; MVPA means moderate-to-vigorous Physical Activity; TPA means total of physical activity; Bold indicates that there is a significant difference between the two,
*
represents p < 0.05,
**
represents p < 0.01, and
***
represents p < 0.001.