Volume 17, Number 3—March 2011
Research
Reduction of Coxiella burnetii Prevalence by Vaccination of Goats and Sheep, the Netherlands
Lenny Hogerwerf
, René van den Brom, Hendrik I.J. Roest, Annemarie Bouma, Piet Vellema, Maarten Pieterse, Daan Dercksen, and Mirjam Nielen
, René van den Brom, Hendrik I.J. Roest, Annemarie Bouma, Piet Vellema, Maarten Pieterse, Daan Dercksen, and Mirjam NielenTable 5
Univariate logistic regression of prevalence of Coxiella burnetii in milk samples from culled animals in 13 small ruminant herds, the Netherlands, January–April 2010*
| Group | OR (95% CI) | p value |
|---|---|---|
| Old, unvaccinated | 1 | NA |
| Old, vaccinated | 0.04 (0.003–0.38) | <0.05 |
*A random herd effect was included. OR, odds ratio; CI, confidence interval; old, pregnant and lactating; NA, not applicable.
