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Table 3 Individual daily food baskets and redistributive effects at baseline and under price manipulations

From: Food price policies improve diet quality while increasing socioeconomic inequalities in nutrition

 

Low-income (LI) group

Medium-income (MI) group

Difference LI-MI

n = 95

n = 33

 

Δ test2

Expenditures, € per day

    

Baseline

5.23 ± 2.2

5.62 ± 1.5

-0.39 [0.0154]

 

Fruit and vegetable condition

4.45 ± 1.6 (<.0001)

5.18 ± 1.9 (0.0123)

-0.73 [0.0369]

0.2643

Nutrient profile condition

4.34 ± 1.9 (<.0001)

4.73 ± 1.9 (<.0001)

-0.39 [0.1665]

0.2331

Redistributive effects1, € per day

    

Fruit and vegetable condition

0.42 ± 0.3

0.66 ± 0.5

-0.24 [0.001]

n.a.

Nutrient profile condition

0.41 ± 0.8

1.36 ± 1.0

-0.95 [<.0001]

n.a.

Energy Density, kcal per 100 g

    

Baseline

141.82 ± 32.5

122.61 ± 22.0

19.21 [0.0003]

 

Fruit and vegetable condition

134.29 ± 22.2 (0.0147)

106.40 ± 27.0 (<.0001)

27.89 [<.0001]

0.0002

Nutrient profile condition

131.51 ± 17.94 (<.0001)

107.21 ± 17.31 (<.0001)

24.30 [<.0001]

0.0022

Mean Adequacy Ratio, % adequacy per day

    

Baseline

55.23 ± 14.2

61.12 ± 9.7

-5.89 [0.0002]

 

Fruit and vegetable condition

58.44 ± 11.0 (<.0001)

63.41. ± 13.4 (0.0457)

-4.97 [ 0.0409]

0.0577

Nutrient profile condition

56.54 ± 12.1 (0.0210)

63.35 ± 11.7 (0.0406)

-6.81 [0.0020]

0.4588

Free sugars, % energy

    

Baseline

12.5 ± 2.3

11.09 ± 1.59

1.41 [0.0003]

 

Fruit and vegetable condition

13.03 ± 2 (<.0001)

10.07 ± 2.43 (<.0001)

2.96 [<.0001]

<.0001

Nutrient profile condition

12.6 ± 1.9 (0.1256)

10.91 ± 1.88 (0.0989)

1.69 [<.0001]

0.0259

  1. 1crude values.
  2. 2test for difference between groups of average changes from baseline values.
  3. Note: values are the mean ± standard deviation and, in brackets, p-value against null hypothesis of difference from baseline or between income groups (Wilcoxon test). Except for redistributive effects, values are energy-adjusted.