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Table 4 Summary of mortality amongst exposed and non-exposed T. infestans post-canine treatment bioassaysa

From: Systemic insecticide treatment of the canine reservoir of Trypanosoma cruzi induces high levels of lethality in Triatoma infestans, a principal vector of Chagas disease

Days post-canine treatment Triatomines applied to treated dogs Triatomines applied to control dogs
Proportion (dead/exposed) Dead/Non-exposed Dead/Exposed Dead/Non-exposed
Bravecto®
 2 1 (42/42) 0/3 0/9 0/6
 7 1 (41/41) 1/4 0/14 0/1
 21 1 (43/43) 0/2 0/13 1/2
 34 1 (36/36) 1/9 0/14 0/1
 51 1 (40/40) 1/5 0/15 0/0
 Total 1 (202/202) 0.13 (3/23) 0.0 (0/65) 0.10 (1/10)
Comfortis®
 2 0.55 (16/29) 0/17 0/14 0/1
 7 0.63 (27/43) 1/4 0/9 0/6
 21 0.48 (19/40) 0/5 0/14 0/1
 34 0.36 (16/44) 0/2 0/14 0/1
 51 0.03 (1/38) 3/8 1/14 0/1
 Total 0.41 (79/194) 0.11 (4/36) 0.02 (1/65) 0.0 (0/10)
NexGard®
 2 0.97 (29/30) 1/17 0/4 0/11
 7 1 (32/32) 0/13 0/12 0/3
 21 0.95 (38/40) 0/5 0/15 0/0
 34 1 (39/39) 4/6 0/15 0/0
 51 1 (40/40) 0/5 0/15 0/0
 Total 0.98 (178/181) 0.11 (5/46) 0.0 (0/61) 0.0 (0/14)
 Total (3 treatments)   0.11 (12/105) 0.01 (1/191) 0.03 (1/34)
  1. aCumulative numbers dead by 120 h post-triatomine exposure/potential exposure