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Table 2 Results of in vitro egg hatch test (EHT) and larval development test (LDT) in goat herds A & B

From: The first report of multidrug resistance in gastrointestinal nematodes in goat population in Poland

Anthelmintic agent (DD) EHT
June 2018
LDT
June 2018
LDT
January 2020
TBZ μg/ml
(0.10)
TBZ μg/ml
(0.08)
IVM ng/ml
(21.6)
LEV μg/ml (2.0) TBZ μg/ml
(0.08)
IVM ng/ml
(21.6)
LEV μg/ml (2.0)
  Corrected percentage (CI 95%) of
  hatching eggs at DD developing infective L3 larvae at DD
Herd A 98.5 (95.6, 99.5) 85.2 (81.7, 88.1) 99.8 (97.8, 100) 43.2 (36.9, 49.7)
Herd B 96.4 (92.8, 98.2) 87.4 (82.8, 90.9) 93.4 (89.6, 95.9) 62.2 (54.6, 69.3) 27.3 (21.6, 33.9) 56.2 (49.3, 62.9) 85.6 (80.0, 89.8)
  1. FBZ fenbendazole, IVM ivermectin, LEV levamisole, DD discriminating dose