High levels of human infection with Trypanosoma cruzi associated with the domestic density of infected vectors and hosts in a rural area of northeastern Argentina

Table 3 Distribution of household seroreactivity to T. cruzi according to the infection status of dogs or cats and T. infestans in Area I of Pampa del Indio, Chaco

Dog or cat infection status	Vector infection status	No. of houses	All people		Born before the intervention programme
			All ages		> 15 years of age		< 16 years of age
			n	%^a	n	%^a	n	%^a
Infected	Infected	23	100	57.0	48	62.5	47	55.3
	Non-infected	23	96	30.2	44	56.8	45	8.9
	Subtotal	46	196	43.9	92	59.8	92	32.6
Non-infected	Infected	10	44	52.3	24	58.3	20	45.0
	Non-infected	34	134	35.1	62	53.2	66	21.2
	Subtotal	44	178	39.3	86	54.7	86	26.7
No data	Infected	12	53	49.1	22	63.6	25	44.0
	Non-infected^b	61	214	30.4	109	50.5	89	11.2
	No data	15	50	56.0	26	88.5	20	35.0
	Subtotal	88	317	37.5	157	58.6	134	20.9
Total		178	691	39.8	335	57.9	312	26.0

ISSN: 1756-3305