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Table 3 Maternal reports of household food security and nutrient intakes from one 24-h dietary recall for mothers with and without HIV who attended follow-up

From: Does in utero HIV exposure and the early nutritional environment influence infant development and immune outcomes? Findings from a pilot study in Pretoria, South Africa

 

Total, N = 31

HIV-uninfected (n = 10)

HIV-infected (n = 21)

p value

Household food security circumstances (n)

 Maternal reports of worrying about food runout

0.28

  Never occurs

14

3

11

 

  Occurs often/sometimes

17

7

10

 

 Maternal reports of experiencing about food runout

0.46

  Never occurs

16

4

12

 

  Occurs often/sometimes

15

6

9

 

 Maternal reports of being unable to afford balanced meals

0.68

  Never occurs

9

2

7

 

  Occurs often/sometimes

26

8

14

 

Maternal nutrient intakes

 Dietary diversity score (/9)

4.00 (4.00, 6.00)

4.00 (3.00, 5.25)

4.00 (3.00, 6.00)

0.40

 Dietary diversity score < 4 (n)

7

3

4

0.65

Median intake (%) of TULs by mothers

 Minerals

  Ca

5.48 (3.40, 9.56)

7.78 (4.09, 14.4)

5.28 (3.40, 7.48)

0.31

  Fe

24.7 (16.7, 27.8)

25.0 (15.5, 30.1)

24.2 (16.4, 27.8)

0.95

  Mg

52.9 (34.6, 81.1)

80.0 (33.0, 99.1)

48.0 (38.4, 64.0)

0.12

  P

14.9 (10.8, 19.3)

18.1 (10.4, 21.4)

14.3 (10.5, 18.3)

0.84

  Na

69.9 (48.2, 154)

92.4 (43.9, 171)

69.9 (47.8, 146)

0.82

  Zn

20.9 (16.8, 29.3)

17.4 (15.2, 23.8)

23.7 (19.8, 29.9)

0.19

  Cu

7.70 (5.50, 11.0)

11.4 (4.97, 13.4)

7.40 (5.20, 9.55)

0.23

  Se

7.00 (4.15, 9.78)

1.86 (1.09, 5.08)

7.63 (6.21, 10.9)

< .001

  Mn

12.7 (7.52, 17.6)

15.7 (6.64, 21.9)

10.2 (7.28, 16.2)

0.46

  I

8.36 (4.09, 16.0)

8.27 (2.30, 16.1)

8.36 (5.86, 17.2)

0.46

 Vitamins

  Vitamin A

14.1 (10.2, 23.8)

14.1 (11.1, 24.2)

14.3 (10.0, 23.5)

0.88

  Niacin

44.0 (30.6, 55.7)

41.6 (29.1, 57.9)

46.6 (28.5, 55.9)

0.71

  Vitamin B6

2.88 (1.60, 3.80)

2.61 (1.37, 5.19)

3.13 (1.72, 3.72)

0.60

  Folic acid

25.9 (20.5, 31.9)

23.9 (18.3, 38.3)

27.8 (20.7, 31.2)

0.63

  Vitamin C

1.15 (0.40, 3.65)

1.58 (0.11, 4.74)

1.10 (0.53, 3.13)

0.88

  Vitamin D

4.29 (0.83, 7.86)

0.86 (0.04, 2.08)

6.45 (4.20, 8.46)

0.002

  Vitamin E

0.68 (0.44, 1.19)

0.52 (0.33, 1.17)

0.80 (0.47, 1.33)

0.36

Median intake (%) of EARs by mothers

 Macronutrients

  Protein

66.6 (49.9, 90.4)

68.7 (60.6, 87.7)

65.5 (48.9, 99.5)

0.81

  Carbohydrates

98.7 (63.6, 113)

81.8 (56.7, 81.8)

99.8 (77.7, 118)

0.41

 Vitamins

  Vitamin A

47.0 (34.1 75.4)

46.9 (36.8, 77.6)

47.8 (33.4, 78.3)

0.88

  Thiamin

90.0 (56.7, 111)

88.3 (53.5, 116)

90.0 (57.5, 118)

0.73

  Riboflavin

55.4 (43.1, 74.6)

38.9 (24.4, 96.9)

58.5 (49.6, 74.2)

0.16

  Niacin

119 (72.3, 150)

112 (69.4, 156)

125 (75.4, 150)

0.63

  Vitamin B6

170 (88.7, 223)

139 (80.6, 306)

184 (97.4, 219)

0.54

  Folate

54.2 (43.1, 70.9)

47.1 (39.9, 85.1)

61.8 (45.9, 69.2)

0.42

  Vitamin B12

70.8 (62.5, 108)

68.8 (9.38, 102)

75.0 (66.7, 133)

0.24

  Vitamin C

23.0 (8.00, 73.0)

31.5 (2.25, 92.7)

22.0 (10.5, 62.5)

0.92

  Vitamin D

42.9 (8.30, 78.6)

8.60 (0.38, 20.8)

64.5 (42.0, 84.6)

0.002

  Vitamin E

42.5 (27.4, 74.3)

32.7 (20.8, 73.1)

49.4 (29.5, 82.8)

0.36

 Minerals

  Ca

17.1 (10.6, 29.9)

24.3 (12.7, 44.5)

16.5 (10.6, 23.4)

0.33

  Fe

171 (115, 192)

168 (112, 192)

173 (106, 208)

0.88

  Mg

71.3 (45.7, 111)

110 (44.0, 136)

63.4 (50.8, 87.1)

0.16

  P

103 (68.3, 133)

125 (41.2, 147)

98.8 (69.5, 126)

0.94

  Zn

78.9 (64.5, 113)

66.8 (47.4, 91.6)

91.0 (73.3, 115)

0.17

  Cu

77.0 (52.8, 110)

112 (48.1, 127)

74.0 (50.4, 95.5)

0.31

  Se

47.5 (28.1, 66.3)

12.6 (7.41, 34.4)

51.7 (42.1, 73.7)

< .001

  I

44.0 (21.5, 80.9)

43.5 (12.1, 80.4)

44.0 (30.4, 90.4)

0.39

  1. Data from mother-infant dyads that attended follow-up are presented as median (IQR) and p values are from one-way analysis of variance (Kruskal-Wallis/Wilcoxon test to test equality of medians for non-parametric data; ANOVA to test equality of means for normal data with equal variance). Dietary diversity score was calculated using nine food groups, only counting each food group once. Percent intake of TULs and EARs were calculated using the Institute of Medicine’s TULs for minerals and vitamins for lactating women 14–18, 19–30 or 31–50 years of age [37]. Iodised salt was assumed to be consumed by all mothers, as the majority of salt consumed in South Africa is iodised [61]
  2. TULs tolerable upper levels, EARs estimated average requirements