The factors associated with infestations of I. affinis in dogs were the locality of Tixméhuac OR = 3.70, 95% C.I. = 1.24-11.08, P = 0.001, which is surrounded by a medium sub-deciduous forest, and the use of dogs for hunting in these forested areas OR = 7.56, 95% C.I. = 1.63-35.04, P = 0.001.
Los factores asociados a la infestación de I. affinis en perros fueron la comunidad de Tixméhuac [razón de momios RM = 3.70; IC 95% = 1.24-11.08; P = 0.001], que está rodeada por selva mediana sub-caducifolia, y los perros que salen de cacería en estas zonas RM = 7.56; IC 95% = 1.63-35.04; P = 0.001.