Table 4. Odds ratios for anti-Pgp3 seropositivity by ELISA, by evaluation unit-level baseline trachomatous inflammation—follicular (TF) prevalence and age of the individual, accounting for gender and EU.

TF prevalence at baseline	Age group (comparator age: 1–3 years)
	4–6 years	7–9 years
<5%	3.4	4.4
5–9.9%	1.7	3.1
>10%	2.3	3.5