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Table 2 The percentage (number) of pigs with unilateral or bilateral porcine ear necrosis lesions

From: Porcine ear necrosis in weaned piglets: prevalence and impact on daily weight gain

Weaning batch 1 2a 3a 4 5 6a Total
Total number of pigs 583 547 676 672 749 616 3898
% (number) of affected pigs 22 (127) 32 (173) 11 (75) 24 (159) 20 (150) 32 (197) 23.5 (881)
% (number) of pigs affected unilaterally 12 (69) 20 (107) 8 (52) 14 (94) 12 (93) 19 (120) 14.1 (535)
% (number) of pigs affected bilaterally 10 (58) 12 (66) 3 (23) 10 (65) 8 (57) 13 (77) 9.3 (346)
% of pigs affected bilaterally within animals with lesions 46 38 31 40 38 39 39
  1. Data collected at the end of the nursery in the six weaning batches
  2. aA mycotoxin detoxifier was added to the feed of weaning batches 2, 3 and 6