|
Child health outcomes
|
|
Obesity related variables
|
|
BMI, mean (SD)
|
19.2 (3.9)
|
19.7 (4.0)
|
18.6 (3.8)
|
< 0.001
|
|
Waist circumference, mean (SD)
|
66.0 (10.3)
|
68.2 (11.1)
|
63.7 (9.0)
|
< 0.001
|
|
WHtR, mean (SD)
|
0.44 (0.06)
|
0.45 (0.06)
|
0.42 (0.05)
|
< 0.001
|
|
Blood pressure
|
|
Systolic blood pressure, mean (SD)
|
106.0 (12.1)
|
107.2 (12.4)
|
104.8 (11.6)
|
< 0.001
|
|
Diastolic blood pressure, mean (SD)
|
60.9 (7.9)
|
60.4 (7.7)
|
61.4 (8.1)
|
0.017
|
|
Child characteristics
|
|
Age (in years), mean (SD)
|
11.6 (2.0)
|
11.6 (2.0)
|
11.5 (2.1)
|
0.917
|
|
Location, n (%)
| | | |
0.618
|
|
Beijing
|
439 (27.0)
|
213 (25.7)
|
226 (28.4)
| |
|
Shanghai
|
400 (24.6)
|
212 (25.5)
|
188 (23.6)
| |
|
Nanjing
|
396 (24.4)
|
204 (24.6)
|
192 (24.1)
| |
|
Xi’an
|
391 (24.1)
|
201 (24.2)
|
190 (23.9)
| |
|
School level, n (%)
| | | |
0.745
|
|
Primary school
|
839 (51.6)
|
425 (51.2)
|
414 (52.0)
| |
|
Middle school
|
787 (48.4)
|
405 (48.8)
|
382 (48.0)
| |
|
Their mothers’ characteristics
|
|
BMI, mean (SD)
|
22.1 (3.2)
|
21.9 (2.8)
|
22.4 (3.4)
|
0.001
|
|
Education level, n (%)
| | | |
< 0.001
|
|
Elementary school or below
|
402 (25.6)
|
242 (30.5)
|
160 (20.7)
| |
|
Middle, high or vocational school
|
452 (28.8)
|
215 (27.1)
|
237 (30.6)
| |
|
College or above
|
715 (45.6)
|
337 (42.4)
|
378 (48.8)
| |
