Table 3.
Results of final generalised linear mixed model of risk factors for G. duodenalis infection
| 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 (0.11–0.65) | ||
| Household | 1.20 (0.88–1.63) | ||
| Participant | 1.20 (0.88–1.65) | ||
Notes: Results in bold text are those significant at P < 0.05. Reference groups are as follows: aage 1–5 years; bstudy baseline; cdry season (June through November). The model includes 2694 people in 604 households in 23 communities
Abbreviations: aOR, adjusted odds ratio; CI, confidence interval