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Table 3 Unconditional associations between continuous independent variables and infection status of 41 study herds in Ireland during November 2007

From: Herd and within-herd BoHV-1 prevalence among Irish beef herds submitting bulls for entry to a performance testing station

  Non-infected
(n = 1)
Infected (n = 30)  
Variable Median Range Median Range P-value
Number of mart-bought
animals during 2007
0 0 - 5 2 0 - 21 0.066
Number of contiguous
herds
11 3 - 16 12 3 - 50 0.067
Percentage male (%) 25 13 - 40 23 6 - 34 0.072