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Table 4 Severe diarrhea by age group at baseline and follow-up

From: Evaluating the efficacy of point-of-use water filtration units in Fiji

Aggregation

Timing

Prevalence

Odds ratio (95% CI)

Adjusted odds ratio (95% CI)4

Household1

Baseline

9.7% (49/503)

18.0 (5.4, 59.5)***

29.5 (7.5, 115.2)***

Follow-up

0.6% (3/503)

1.0

1.0

Adults only2

Baseline

7.4% (37/503)

Infinite***5

Infinite***5

Follow-up

0.0% (0/503)

1.0

1.0

Children aged 6–17 years only3

Baseline

7.9% (20/254)

7.2 (2.1, 25.1)**

8.5 (2.3, 31.6)**

Follow-up

1.2% (3/254)

1.0

1.0

  1. *p < 0.05; **p < 0.01; ***p < 0.001
  2. 1Summarized as whether anyone in the household experienced diarrhea within the previous 2 weeks so that it caused them to miss work (adults) or school (school-aged child)
  3. 2Summarized as whether any adult in the household experienced diarrhea within the previous 2 weeks severe enough to miss work
  4. 3Summarized as whether any children in the household experienced diarrhea within the previous 2 weeks severe enough to miss school
  5. 4Adjusted for all variables in Table 1 plus an indicator variable for whether the water source changed, an indicator variable for whether the person answering the survey questions changed, and a variable indicating any change in the number of adults in the household.
  6. 5 Infinite odds ratios because the prevalence was 0.0% at follow-up