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Table 2 Average daily caloric, carbohydrate, protein, and fat intakes of children

From: Access to food outlets and children's nutritional intake in urban China: a difference-in-difference analysis

 

Kilocalorie

Carbohydrate

Protein

Fat

OLS ‘04

OLS ‘06

DID

OLS ‘04

OLS ‘06

DID

OLS ‘04

OLS ‘06

DID

OLS ‘04

OLS ‘06

DID

Age

35.09 (.798)

467.60*** (.008)

1275.00* (.069)

18.19 (.325)

77.33*** (.001)

157.80 (.159)

-3.23 (.587)

17.37*** (.010)

53.30** (.047)

-2.77 (.736)

10.15 (.357)

45.89 (.231)

Age squared

1.88 (.760)

-16.04** (.014)

-10.67** (.038)

-.27 (.748)

-2.67*** (.003)

-1.72** (.037)

.24 (.373)

-.61** (.014)

-.22 (.27)

.22 (.532)

-.34 (.417)

-.33 (.243)

Income per capita

35.58*** (.000)

7.45 (.436)

15.02 (.107)

4.28** (.012)

.56 (.688)

1.28 (.388)

1.22** (.014)

.38 (.416)

.39 (.276)

1.51* (.055)

.40 (.504)

.94* (.067)

Wet market density

44.39*** (.001)

4.75 (.760)

32.25*** (.005)

6.80*** (.006)

-.53 (.825)

3.43* (.057)

1.60*** (.008)

-.07 (.909)

1.35*** (.002)

1.20* (.089)

.79 (.337)

1.47** (.017)

Income * wet market density

-4.00*** (.004)

.33 (.904)

-2.72** (.044)

-.60** (.018)

-.05 (.900)

-.27 (.213)

-.10 (.129)

.10 (.364)

-.07 (.150)

-.13* (.079)

.018 (.920)

-.15** (.041)

Supermarket density

-.83 (.906)

12.81 (.414)

-6.26 (.480)

-.06 (.967)

1.86 (.471)

.061 (.965)

-.11 (.672)

.13 (.808)

-.38 (.260)

-.013 (.974)

.54 (.584)

-.61 (.208)

Fast food restaurant density

.23 (.990)

-31.49* (.070)

-9.63 (.737)

-.37 (.880)

-2.67 (.543)

-.49 (.914)

-.85 (.265)

-.29 (.463)

.01 (.996)

.57 (.698)

-2.19*** (.000)

-.82 (.601)

Interaction of being under 12 and fast food restaurant density

-32.21 (.182)

15.89 (.505)

20.85 (.617)

-4.80* (.093)

0.67 (.890)

-1.02 (.878)

-.32 (.729)

.79 (.399)

.46 (.772)

-1.31 (.481)

1.08 (.258)

2.57 (.260)

Owning car

-53.74 (.659)

78.97 (.512)

208.90 (.292)

-30.19 (.293)

20.49 (.353)

37.03 (.242)

1.64 (.807)

6.07 (.190)

10.04 (.185)

6.81 (.611)

-2.74 (.711)

2.59 (.811)

Bus stop

-84.03 (.289)

65.59 (.539)

147.80 (.206)

3.32 (.797)

13.16 (.399)

32.46* (.082)

-3.84 (.274)

-1.62 (.713)

7.22 (.106)

-9.08* (.066)

2.14 (.721)

-1.32 (.836)

Maternal education

-21.36* (.086)

14.19 (.487)

 

-4.98** (.031)

-.94 (.723)

 

.23 (.663)

.53 (.489)

 

-.26 (.826)

1.79 (.132)

 

Female

-274.60*** (.001)

-363.70*** (.000)

 

-40.26*** (.001)

-50.36*** (.000)

 

-14.52*** (.000)

-9.94*** (.005)

 

-6.18 (.240)

-13.56** (.014)

 

Adj./within R2

.36

.18

.11

.35

.18

.09

.31

.16

.13

.12

.10

.07

Prob. > F

.00

.00

.04

.00

.00

.09

.00

.00

.01

.01

.00

.36

  1. Note: N = 185 for OLS regressions; N = 370 for DID regressions; *p < .10, **p < .05, ***p < .01; p-values included in parentheses; robust standard errors are used in OLS regressions.