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Table 5 Results of EP (enzootic pneumonia) and pleurisy score and percentage of pigs with EP, pleurisy, lesions of APP (Actinobacillus pleuropneumoniae) and abscess recorded at slaughter for pigs with in-feed antibiotics (ABI) and without in-feed antibiotics (NOI)

From: Removing prophylactic antibiotics from pig feed: how does it affect their performance and health?

Variables

NOI

ABI

P-value

EP score1,a

3.8 ± 6.75

5.0 ± 9.40

0.365

Pleurisy score1,b

0.5 ± 0.82

0.6 ± 0.83

0.460

EP %

40.8

41.3

0.945

Pleurisy %

33.7

41.3

0.277

APP % c

0

1.1

0.300

Abscess % c

0

2.2

0.142

  1. 1Data are presented as mean ± SE
  2. %= percentage of pigs affected by EP (enzootic pneumonia), pleurisy, APP (Actinobacillus Pleuropneumonia) and abscess
  3. aScored according to the British Pig Executive, British Pig Health Scheme (2016)
  4. bScored using the Slaughterhouse Pleurisy Evaluation System (SPES; Dottori et al., 2007) from 0 = no lesions to 4 = severely extended lesions (at least 1/3 of both diaphragmatic lobes) and/or acute (exudation and abundant granulation tissue)
  5. cRecorded as present or absent
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BMC Veterinary Research

ISSN: 1746-6148

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