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Table 2 Diarrhoea during the 30 days prior to being interviewed at the household level for households with and without cisterns, with a subgroup analysis of households with at least one person experiencing one or more episodes of diarrhoea

From: Comparison of the burden of diarrhoeal illness among individuals with and without household cisterns in northeast Brazil

 

Households

Households with Cisterns

Households without Cisterns

p-value†

All cases

Household cases with Cisterns

Household cases without Cisterns

p-value††

 

(n = 769)

(n = 376)

(n = 393)

 

(n = 301)

(n =121)

(n = 180)

 

Households with at least one person experiencing diarrhoea at least once (Number and %)

 

301

121 (32.2%)

180 (45.8%)

<0.001

-

-

-

-

(39.1%)

Frequency of people experiencing diarrhoea per household (%)

Mean percent of people with diarrhoea per household and SD

15.5%

11.5%

19.3%

<0.001

39.5%

35.8%

42.1%

0.019

SD 0.20

SD 0.27

SD 0.20

SD 0.24

Household episodes (Number)

Mean number of diarrhoeal episodes per household and SD

1.05

0.85

1.25

0.004

2.69

2.64

2.72

0.766

SD 1.74

SD 2.04

SD 2.16

SD 2.25

Mean number of household diarrhoeal episodes per person and SD

0.23

0.18

0.28

0.001

0.60

0.57

0.61

0.462

  

SD 0.37

SD 0.43

  

SD 0.46

SD 0.46

 
  1. SD: standard deviation.
  2. † Comparison between households with and without cisterns using Pearson’s Chi-squared test for differences in prevalence and two-way t-test for differences in means.
  3. †† Comparison between households with and without cisterns among cases using two-way t-test for differences in means.