Table 1. Canine seropositivity rates to Orientia–specific antigens in study cites on Chiloé Island and in previous studies from Asia.

Study region	N	Positive	Prevalence	95% CI
Chiloé
Ancud	100	22	22.0%	15.0–31.1
Rural	48	13	27.1%	16.6–41.0
Urban	52	9	17.3%	9.4–29.7
Castro	102	21	20.6%	13.9–29.4
Rural	50	15	30.0%	19.1–43.8
Urban	52	6	11.5%	5.4–23.0
Rural (all)	98	28	28.6%	20.6–38.2
Urban (all)	104	15	14.4%	8.9–22.4
Total	202	43	21.3%	16.2–27.4
Vietnam [10]
Total	64	29	45.3%	33.7–57.4
Malaysia [11]
Rural	97	31	32.0%	23.5–41.8
Urban	97	0	0%	0–3.8
Total	194	31	16.0%	11.5–22.8
Sri Lanka [12]
Total	123	29	23.6%	16.6–32.3

95% CI, 95% confidence interval without continuity correction