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Table 3 Changes in the numbers of herd restrictions between the pre-study period and the study period, by restriction type and county

From: Tuberculosis in cattle: the results of the four-area project

   Reference areas Removal areas
County Herds at riska, and restriction typeb Pre-study periodc Study periodd Change (%) Pre-study periodc Study periodd Change (%)
Cork Herds at risk 278 282   300 294  
  Restriction type       
  Confirmed 112 130 16% 158 66 -58%
  Major 62 68 10% 100 32 -68%
  Non-confirmed 41 59 44% 42 49 17%
Donegal Herds at risk 391 371   406 391  
  Restriction type       
  Confirmed 30 36 20% 73 14 -81%
  Major 14 14 0% 29 1 -97%
  Non-confirmed 28 46 64% 59 23 -61%
Kilkenny Herds at risk 244 234   244 240  
  Restriction type       
  Confirmed 82 100 22% 82 34 -59%
  Major 28 42 50% 49 9 -82%
  Non-confirmed 44 68 55% 55 56 2%
Monaghan Herds at risk 568 583   713 720  
  Restriction type       
  Confirmed 222 229 3% 224 108 -52%
  Major 88 110 25% 82 25 -70%
  Non-confirmed 123 73 -41% 108 61 -44%
  1. a The number of herds tested at least once during the period of interest
  2. b Definitions of the restriction types are described in the text. Major restrictions are a subgroup of confirmed restrictions
  3. c The pre-study period: September 1, 1992 to August 31, 1997
  4. d The study period: September 1, 1997 to August 31, 2002