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Table 1 Characteristics of the data used in the study

From: Temporal and spatial dynamics of Cryptosporidium parvum infection on dairy farms in the New York City Watershed: a cluster analysis based on crude and Bayesian risk estimates

Season N samplesa N positiveb CPc Range of CPd BPe Range of BPf
Spring 150 23 15 0-100 10 0-37
Summer 182 47 26 0-100 19 0-48
Winter 175 20 11 0-64 9 0-51
  1. aNumber of pre-weaned calves tested with the flotation method
  2. bNumber of pre-weaned calves positive for C. parvum with the flotation method
  3. cCrude average prevalence of C. parvum among pre-weaned calves expressed as percent
  4. dRange of crude within-herd prevalence of C. parvum expressed as percent
  5. eBP Bayesian average prevalence of C. parvum among pre-weaned calves expressed as percent
  6. fRange of Bayesian within-herd prevalence of C. parvum expressed as percent