Résumé :
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[BDSP. Notice produite par INIST WR0xO9f6. Diffusion soumise à autorisation]. The authors investigated the long-term stability of risk factors in predicting the presence of active trachoma and severe inflammatory trachoma in 176 children in Kongwa, Tanzania, who were aged 1 and 2 years in 1989 and were available for follow-up in 1995. Familial cattle ownership, living more than 2 hours away from a water source, and facial cleanliness at both time points were associated with the presence of active trachoma at both time points (odds ratio (OR)=2.58,95% confidence interval (CI) : 1.15,5.79 ; OR=3.07,95% Cl : 1.23,7.64 ; and OR=0.52,95% Cl : 0.26,1.03, respectively). An association of familial cattle ownership with facial cleanliness and water accessibility was observed. Having a clean face at both time points was associated with lower odds of active trachoma at both time points for children in non-cattle-herding families (OR=0.40,95% CI : 0.18,0.87). Living more than 2 hours away from a water source at both time points increased the odds of active trachoma at both time points in children of cattle-herding families (OR=8.00,95% Cl : 1.99,32.10). Noticeably, severe inflammatory trachoma at baseline predicted mortality in children from villages in which trachoma was less common (OR=3.75,95% Cl : 1.09,12.98). The results suggest that risk factor reduction could diminish persistent disease.
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