Table 2

Differences among selected sociodemographics and health indicators by income level (n = 744)1,2

Group 1

Group 2

Group 3


<1 USD/day

1-2 USD/day

>2 USD/day

(n = 140)

(n = 252)

(n = 352)

Studied variables

Mean (SD)

Mean (SD)

Mean (SD)

p-value


Mean monthly household income (USD)

23.4 (6.6)

47.0 (8.8)

117.4 (72.5)

<0.001a

Mother's education (yrs)

4.1 (3.1)

4.8 (3.0)

7.1 (3.8)

<0.001a

Child height for age z-scores (HAZ)

-1.51 (1.65)

-1.42 (1.58)

-0.09 (1.58)

<0.001a

number and % <-2HAZ

52 (37.7%)

89 (34.5%)

86 (24.0%)

<0.001b

Distance to the nearest health facility

%

%

%

<30 minutes on foot

42.9

39.5

60.6

<0.001b

≥ 30 minutes on foot

29.3

36

23.7

Not walking distance

27.8

24.5

15.7


112 mothers did not answer about monthly income.

2We examined all other socio-demographics and child health status showed in Table 1.

Except above variables, others did not show any significant associations among 3 income groups.

aANOVA (analysis of variance)

bChi-square test

Sakisaka et al. BMC International Health and Human Rights 2010 10:10   doi:10.1186/1472-698X-10-10

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