|
Outcome variables
| | | | | |
|
Kilocalorie
|
Average daily calorie intake (in kilocalories)
|
1,909.53
|
608.63
|
1,958.93
|
627.33
|
|
Carbohydrate
|
Average daily carbohydrate intake (in grams)
|
255.70
|
95.81
|
268.68
|
92.46
|
|
Protein
|
Average daily protein intake (in grams)
|
62.80
|
24.74
|
63.87
|
23.45
|
|
Fat
|
Average daily fat intake (in grams)
|
70.52
|
32.33
|
70.31
|
36.01
|
|
Independent variables
| | | | | |
|
Age
|
Calculated age in years
|
11.43
|
2.73
|
13.40
|
2.72
|
|
Household income per capita
|
Per capita household income (in thousand RMB at 2006)
|
6.55
|
6.01
|
7.13
|
6.68
|
|
Supermarket density
|
Number of supermarkets within 5 km of neighborhood
|
6.59
|
5.87
|
3.08
|
3.25
|
|
Wet market density
|
Number of wet markets within 5 km of neighborhood
|
6.25
|
7.88
|
4.17
|
4.57
|
|
Fast food restaurant density
|
Number of fast food restaurants (e.g. McDonald’s, KFC) in neighborhood
|
1.02
|
2.68
|
0.45
|
2.35
|
|
Owning car
|
Household automobile ownership (own = 1, not own = 0)
|
0.04
|
0.19
|
0.07
|
0.26
|
|
Bus stop
|
Existence of bus stop(s) in neighborhood (yes = 1, no = 0)
|
0.70
|
0.46
|
0.77
|
0.42
|
|
Female
|
Female = 1, male = 0
|
0.51
|
0.50
|
0.51
|
0.50
|
|
Maternal education
|
Mother’s education in years
|
10.84
|
2.87
|
10.84
|
2.87
|
|
Child dummy
|
1 if aged 6–12, 0 if aged 13–17
|
0.66
|
0.48
|
0.45
|
0.50
|
