Table 1.

Infection rates for Triatoma protracta, southern California

Characteristic	Glendora	Escondido	P
No. T. protracta	22	139
No. (%) Trypanosoma cruzi infected	8 (36.4)*	26 (18.7)	0.000911

^*Significantly different with respect to the mean at the 5% level by chi-square test.