Parameter | N | Mean | Median | SD | Min | Max |
---|---|---|---|---|---|---|
External | 60 | 70 | 70 | 9 | 50 | 93 |
 Purchasing policy | 60 | 84 | 88 | 14 | 30 | 100 |
 Removing animals, manure, carcasses | 60 | 79 | 79 | 10 | 50 | 100 |
 Supply fodder, water, equipment | 60 | 47 | 46 | 14 | 27 | 90 |
 Access check | 60 | 71 | 71 | 16 | 35 | 100 |
 Vermin, bird control | 60 | 71 | 70 | 19 | 30 | 100 |
 Location, environment | 60 | 38 | 30 | 31 | 0 | 100 |
Internal | 60 | 55 | 55 | 9 | 37 | 82 |
 Management diseases | 60 | 64 | 60 | 25 | 40 | 100 |
 Farrowing, suckling period | 60 | 52 | 50 | 21 | 0 | 93 |
 Nursery period | 60 | 73 | 71 | 17 | 36 | 100 |
 Fattening period | 60 | 79 | 79 | 17 | 21 | 93 |
 Compartmentalizing, working lines, equipment | 60 | 41 | 39 | 15 | 11 | 100 |
 Cleaning, disinfection | 60 | 43 | 45 | 19 | 0 | 88 |