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Table 2 Farmers’ knowledge about paratuberculosis in 17 infected and 68 control herds

From: Observed management practices in relation to the risk of infection with paratuberculosis and to the spread of Mycobacterium avium subsp. paratuberculosisin Swiss dairy and beef herds

Variables % of farmers
  Infected herds Control herds
  Dairy Beef Dairy Beef
Existence of PTB 100 100 40 32
Symptoms     
 Diarrhea 100 100 25 14
 Emaciation 100 100 15 18
 Reduction in milk yield 80 43 8 11
Epidemiology     
 Infection mainly in first year of life 40 43 3 11
 Long incubation time 80 86 8 11
 Infection through feces 90 86 3 4
 Infection through milk 80 43 0 4
 Intrauterine infection 30 14 0 4