Results of PCR | |||||
Sex | Number of animals examined | Positive (%) | Negative (%) | X2 | p-value |
Male | 73 | 18 (26.02) | 55 (73.98) | ||
Female | 290 | 63 (21.72) | 227 (78.28) | 0.62 | 0.43 |
Total | 363 | 81 (22.31) | 282 (77.79) |