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Volume 11, Number 4—April 2005

Dispatch

Coxiella burnetii in Bulk Tank Milk Samples, United States

Sung Guk Kim*Comments to Author , Eun Hee Kim*Comments to Author , Caroline J. Lafferty*, and Edward Dubovi*
Author affiliations: *Cornell University, Ithaca, New York, USA

Main Article

Table 2

Q fever infection rate of specific cows in a bulk tank–positive dairy herd based on Coxiella burnetii shedding in their milk over 3 years (2002–2004)

Month/year collected No. of samples Positive (%) Negative (%)
Jul 2002 53 28 (52.8) 25 (52.8)
Aug 2002 53 28 (52.8) 25 (52.8)
Sep 2003 51 16 (31.3) 35 (68.6)
Dec 2003 48 14 (29.2) 34 (70.8)
Feb 2004 52 13 (25.0) 39 (75.0)
Jul 2004 34 8 (23.5) 26 (76.5)

Main Article

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