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Table 1 Descriptive results of the different aspects of external and internal biosecurity scores for 25 broiler farms and 21 pig farms

From: Limited association between disinfectant use and either antibiotic or disinfectant susceptibility of Escherichia coli in both poultry and pig husbandry

Broiler farms Min. Mean Max. Pig farms Min Mean Max
External biosecurity 54 67 78 External biosecurity 57 69 87
 Purchase of one day old chicks 37 69 100  Purchase of animals and semen 78 94 100
 Exports of live animals 51 67 92  Transport of animals, removal of manure and dead animals 52 71 100
 Feed and water supply 43 57 96  Feed, water and equipment supply 30 44 67
 Removal of manure and dead animals 26 74 90  Personnel and visitors 47 68 88
 Entrance of visitors and personnel 41 70 90  Vermin and bird control 50 72 100
 Supply of materials 0 43 56  Environment and region 10 41 100
 Infrastructure and biological vectors 65 83 100     
 Location of the farm 15 60 81     
Internal biosecurity 40 61 80 Internal biosecurity 46 66 88
 Disease management 56 78 88  Disease management 40 72 100
 Cleaning and disinfection 28 52 71  Farrowing and suckling period 14 62 100
 Materials and measures between compartments 0 55 100  Nursery unit 50 80 100
      Fattening unit 36 84 100
      Measures between compartments and the use of equipment 18 57 100
      Cleaning and disinfection 18 54 88
Overall biosecurity 50 65 74 Overall biosecurity 54 40 72