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Table 6 Descriptive measures of selected health indicators from on-farm health information in the study collective of 154 pig units (farm-specific prevalence, corrected by age group)

From: Health Monitoring of Fattening Pigs – Use of Production Data, Farm Characteristics and On-Farm Examination

Indicator unit mean median SD CV min max
bursa % 76.0 80.8 18.3 24.1 10.5 100.0
bursitis % 2.4 1.9 2.2 90.6 0.0 13.2
faecal skin dirtying % 12.4 5.6 15.7 126.7 0.0 89.0
skin lesions % 2.8 1.6 3.6 126.5 0.0 21.5
purulent nasal discharge % 1.3 0.9 1.6 124.8 0.0 10.0
ophthalmic discharge % 8.9 5.9 9.9 110.6 0.0 59.3
conjunctivitis % 4.9 1.1 8.6 176.7 0.0 45.0
flank biting lesions % 0.7 0.0 1.3 176.2 0.0 8.1
tail biting lesions* % 2.9 1.6 4.2 147.1 0.0 25.7
ear haematoma* % 1.5 1.1 1.5 105.6 0.0 8.4
ear biting lesions % 0.9 0.3 1.5 181.2 0.0 12.1
lameness % 2.3 1.6 2.2 98.3 0.0 10.6
coughing index*,** bouts/min 0.05 0.03 0.06 118.0 0.0 0.4
diarrhoea % 8.3 0.0 16.3 195.7 0.0 87.5
  1. * Observed prevalence (no correction factor because of nonsignificant t-test)
  2. ** Number of coughing bouts in 2 × 3 min, divided by number of animals per pen