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Volume 17, Number 3—March 2011
Research

Reduction of Coxiella burnetii Prevalence by Vaccination of Goats and Sheep, the Netherlands

Lenny HogerwerfComments to Author , René van den Brom, Hendrik I.J. Roest, Annemarie Bouma, Piet Vellema, Maarten Pieterse, Daan Dercksen, and Mirjam Nielen
Author affiliations: Author affiliations: Utrecht University, Utrecht, the Netherlands (L. Hogerwerf, A. Bouma, M. Pieterse, M. Nielen); Animal Health Service, Deventer, the Netherlands (R. van den Brom, P. Vellema, D. Dercksen); Central Veterinary Institute of Wageningen UR, Lelystad, the Netherlands (H.I.J. Roest)

Main Article

Table 3

Efficacy of vaccination against Coxiella burnetti for 957 animals in 13 small ruminant herds, the Netherlands, January–April 2010*

Group
 Uterine fluid
Vaginal mucus
Milk
No.
 Pos
 D
 E, %
 No.
 Pos
 D
 E, %
 No.
 Pos
 D
 E, %
Unvaccinated
Young 249 92 27 NA 215 178 9 NA NA NA NA NA
Old 238 33 20 NA 205 142 4 NA 242 79 31 NA
Subtotal
 487
 125
 47
 NA
420
 320
 13
 NA
242
 79
 31
 NA
Vaccinated
Young 241 1 1 98 198 53 21 57 NA NA NA NA
Old 228 1 4 90 206 69 37 28 248 10 22 72
Subtotal
 470
 2
 5
 NA
404
 122
 58
 NA
248
 10
 22
 NA
Total 957 127 52 NA 824 442 71 NA 490 89 53 NA

*No., no tested; pos, no. with positive result; D, no. doubtful; E, vaccine efficacy; young, nulliparous; NA, not applicable; old, pregnant and lactating.

Main Article

Page created: July 25, 2011
Page updated: July 25, 2011
Page reviewed: July 25, 2011
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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