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Table 3 Results of final generalised linear mixed model of risk factors for G. duodenalis infection

From: Giardia duodenalis infection in the context of a community-based deworming and water, sanitation and hygiene trial in Timor-Leste

Covariate aOR 95% CI P-value
Age group (years)a
 6–11 0.74 0.57–0.95 0.017
 12–17 0.42 0.30–0.60 < 0.001
 18–64 0.13 0.10–0.78 < 0.001
 65+ 0.10 0.06–0.16 < 0.001
Male sex 0.97 0.80–1.19 0.802
Study time pointb
 Follow-up 1 0.77 0.60–0.98 0.037
 Follow-up 2 0.88 0.68–1.13 0.318
 Follow-up 3 0.97 0.75–1.25 0.820
 Follow-up 4 1.05 0.81–1.37 0.689
Lives in a household with at least one child under 5 years old 1.35 1.04–1.75 0.023
Lives in a household with more than 6 people 1.32 1.02–1.72 0.035
Infection with Necator americanus 0.71 0.57–0.88 0.002
Wet season (December through May)c 1.23 1.04–1.45 0.015
Random effects variance (95% CI)
 Community 0.26 (0.110.65)
 Household 1.20 (0.881.63)
 Participant 1.20 (0.881.65)
  1. Notes: Results in bold text are those significant at P < 0.05. Reference groups are as follows: aage 15 years; bstudy baseline; cdry season (June through November). The model includes 2694 people in 604 households in 23 communities
  2. Abbreviations: aOR, adjusted odds ratio; CI, confidence interval