Table 2. Triatomine detection using chemically-baited and unbaited sticky traps after six months of trap operation.

Country/Semiochemical
Paraguay
Hexanal		Baited trap ⊕	Baited trap ⊘	Total
	Unbaited trap ⊕	9•	9§	18
	Unbaited trap ⊘	15#	152¶	167
	Total	24	161	185
Nonanal*		Baited trap ⊕	Baited trap ⊘	Total
	Unbaited trap ⊕	0	1	1
	Unbaited trap ⊘	7	81	88
	Total	7	82	89
Overall		Baited trap ⊕	Baited trap ⊘	Total
	Unbaited trap ⊕	9	10	19
	Unbaited trap ⊘	22	233	255
	Total	31	243	274
Argentina
Octanal		Baited trap ⊕	Baited trap ⊘	Total
	Unbaited trap ⊕	0	0	0
	Unbaited trap ⊘	0	119	119
	Total	0	119	119
Benzaldehyde		Baited trap ⊕	Baited trap ⊘	Total
	Unbaited trap ⊕	0	0	0
	Unbaited trap ⊘	0	91	91
	Total	0	91	91
Overall		Baited trap ⊕	Baited trap ⊘
	Unbaited trap ⊕	0	0	0
	Unbaited trap ⊘	0	210	210
	Total	0	210	210

^⊕, trap positive;

^⊘ trap negative; in each 2×2 sub-table, cells contain the number of dwellings in which both trap types.

^(•), only baited traps.

^(#), only unbaited traps.

^(§), or neither baited nor unbaited traps.

^(¶)captured triatomines.

^*Four dwellings could not be re-assessed at this time-point. Manual searches were negative in all dwellings.