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Table 2 Metaphylactic efficacy of tylvalosin (TVN) compared with unmedicated controls (CTL) during natural outbreaks of enzootic pneumonia associated with M. hyopneumoniae in Hungary and France

From: Evaluation of the clinical efficacy of a water soluble formulation of tylvalosin in the control of enzootic pneumonia associated with Mycoplasma hyopneumoniae and Pasteurella multocida in pigs

 

Healthy on

Frequency of new cases

Day 0

Day 5

Day 13

Day 5–13

n

n

n

n (%)

p-value*

Hungary

 TVN

239

226

224

2 (0.9%)

0.03

 CTL

219

201

192

9 (4.5%)

 

France

 TVN

165

111

106

5 (4.5%)

0.02

 CTL

157

106

91

15 (14.2%)

 

Both sites combined

 TVN

404

340

330

7 (2.1%)

< 0.01

 CTL

376

307

283

24 (7.8%)

 
  1. M. hyopneumoniae and other bacteria including P. multocida were isolated at both sites prior to Day 0
  2. * p-value from logistic model with random effect of pen in each site and random effect of site in combined analysis
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Porcine Health Management

ISSN: 2055-5660

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