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Table 3 Characteristics of the Primary Sample Units by terciles of the dietary diversity score - mean, frequency and 95% confidence interval (95% CI)

From: Household food diversity and nutritional status among adults in Brazil

  1st tercile
N = 1,162
2nd tercile
N = 1,214
3rd tercile
N = 1,017
p-value of trend
Demographics and socioeconomics characteristics
Number of households (mean) 9.1
(8.8-9.3)
10.1
(9.8-10.4)
10.7
(10.5-10.9)
<0.0001
Number of individuals (mean) 33.0
(31.8-34.3)
36.1
(34.8-37.3)
37.8
(36.7-38.8)
<0.0001
Per capita household income (mean in U$) 141.7
(125.3-158.1)
201.4
(179.4-223.3)
251.7
(226.1-277.3)
<0.0001
Age of the head of the family (mean) 45.3
(44.6-46.0)
46.7
(45.9-47.5)
46.9
(46.2-47.6)
0.003
Years of schooling of the head of the family (mean) 5.7
(5.4-6.0)
6.5
(6.2-6.8)
7.4
(7.1-7.8)
<0.0001
Frequency of household (%) with at least 1 child 41.5
(39.5-43.6)
38.0
(36.0-40.0)
34.7
(32.7-36.7)
<0.0001
Frequency of household (%) with at least 1 adolescent 43.9
(42.0-45.8)
43.5
(41.6-45.4)
43.2
(41.4-45.0)
0.62
Frequency of household (%) with at least 1 elderly member 16.3
(14.9-17.6)
18.7
(16.9-20.5)
18.3
(16.8-79.9)
0.06
Anthropometric characteristics
Frequency (%) of adults with underweight 4.1
(3.5-4.6)
3.3
(2.9-3.7)
3.2
(2.8-3.6)
0.01
Frequency (%) of adults with overweight 25.1
(23.7-26.4)
27.4
(26.2-28.6)
26.7
(25.5-27.9)
0.10
Frequency (%) of adults with obesity 9.0
(7.8-10.1)
10.5
(9.7-11.3)
10.6
(9.8-11.4)
0.05
  1. Brazil - urban area, 2002-2003.