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Table 2 Percent consumption of nine food groups by learners in the intervention and control schools between 2009 and 2011

From: Did HealthKick, a randomised controlled trial primary school nutrition intervention improve dietary quality of children in low-income settings in South Africa?

 

Intervention

Control

Intervention effect Mean (95 % CI)

p-value

Mean % (SD)

Mean % (SD)

Cereals Baseline (2009)

100

100

  

 FU 1 (2010)

100

100

0

 

 FU2 (2011)

100

100

0

 

Vitamin A rich fruit & veg

    

 Baseline (2009)

16.0 (5.33)

15.9 (10.83)

  

 FU 1 (2010)

31.7 (11.62)

26.5 (9.35)

5.1 (−6.78; 17.04)

0.371

 FU2 (2011)

30.3 (7.50)

38.1 (6.52)

−7.9 (−19.00:3.18)

0.148

Other fruit

    

 Baseline (2009)

22.4 (8.67)

21.1 (7.52)

  

 FU 1 (2010)

30.8 (17.33)

21.4 (16.94)

8.0 (−11.54; 27.50)

0.396

 FU2 (2011)

29.1 (11.30)

23.8 (9.83)

3.96 (−8.56; 16.48)

0.508

Other vegetables

    

 Baseline (2009)

19.3 (8,81)

26.2 (15.8)

  

 FU 1 (2010)

25.2 (11.20)

26.2 (6.06)

5.84 (−12.24; 23.93)

0.500

 FU2 (2011)

25.8 (10.22)

22.6 (6.70)

10.11 (−15.63; 23.08)

0.117

Legumes and nuts

    

 Baseline (2009)

53.2 (8.61)

55.6 (19.45)

  

 FU 1 (2010)

48.5 (16.76)

44.3 (23.20)

6.59 (−15.66; 28.83)

0.536

 FU2 (2011)

39.9 (15.64)

37.4 (20.81

4.89 (−15.63; 25.40)

0.618

Meat

    

 Baseline (2009)

86.7 (6.55)

83.1 (9.91)

  

 FU 1 (2010)

94.6 (4.67)

92.4 (5.54)

−1.37 (−12.24; 9.51)

0.792

 FU2 (2011)

92.1 (4.61)

92.1 (5.95)

−3.60 (−14.62; 7.42)

0.495

Fats

    

 Baseline (2009)

72.0 (11.01)

65.9 (19.53)

  

 FU 1 (2010)

88.3 (3.88)

82.2 (7.54)

−0.07 (−17.13; 17.00)

0.993

 FU2 (2011)

91.0 (5.99)

87.3 (6.75)

−2.42 (−19.75; 14.92)

0.769

Dairy

    

 Baseline (2009)

70.3 (16.47)

77.2 (14.03)

  

 FU 1 (2010)

73.5 (8.61)

76.5 (17.38)

3.93 (−11.57; 19.43)

0.595

 FU2 (2011)

75.8 (10.89)

76.7 (11.49)

3.02 (−10.27; 16.31)

0.634

Eggs

    

 Baseline (2009)

15.1 (8.55)

11.4 (7.93)

  

 FU 1 (2010)

12.8 (5.04)

13.5 (3.66)

−4.40 (−12.69; 3.89)

0.274

 FU2 (2011)

11.7 (5.17

12.0 (7.02)

−4.07 (−15.16; 7.02)

0.444

  1. FU1 = follow-up 1, 2010; FU2 = follow-up, 2 2011