| Types of pig farmers | Use antibiotics in pigs without vet prescription | Never use antibiotics in pigs without vet prescription | Total | χ2 | P | |||
| N | % | N | % | n | % | |||
| Smallholders | 232 | 75.6 | 75 | 24.4 | 307 | 100 | 2.122 | 0.145 |
| Scale farmers | 69 | 83.1 | 14 | 16.9 | 83 | 100 | ||
| Total | 301 | 77.2 | 89 | 22.8 | 390 | 100 |
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