Table 2.
Association of studied epidemiological parameters with the prevalence of Brucella melitensis in Holstein Friesian cattle enrolled from Multan district during four seasons.
| Parameters | Brucella melitensis + ive samples from Spring |
P value | Brucella melitensis + ive samples from Summer | P- value | Brucella melitensis + ive samples from Autumn | P-value | Brucella melitensis + ive samples from Winter |
P-value | |
|---|---|---|---|---|---|---|---|---|---|
| Tick load | Yes | 00/25 (0%) | 0.5 | 01/30 (3%) | 01 | 01/20 (5%) | 1 | 03/55 (5%) | 0.5 |
| No | 02/49 (4%) | 02/45 (04%) | 02/55 (4%) | 00/19 (0%) | |||||
| Other dairy animals at farm | Yes | 00/6 (0%) | 01 | 03/58 (05%) | 01 | 02/28 (7%) | 0.5 | 00/51 (0%) | 0.03* |
| No | 02/68 (3%) | 00/17 (0%) | 01/47 (2%) | 03/23 (13%) | |||||
| Dogs at farm | Yes | 02/30 (07%) | 0.2 | 03/51 (6%) | 0.5 | 01/46 (2%) | 0.5 | 02/66 (3%) | 0.3 |
| No | 00/44 (0%) | 00/24 (0%) | 02/29 (7%) | 01/08 (12%) | |||||
| Tick load on dogs | Yes | 01/11 (09%) | 0.3 | 03/51 (6%) | 0.5 | 01/29 (3%) | 01 | 02/58 (3%) | 0.5 |
| No | 01/63 (6%) | 00/24 (0%) | 02/46 (4%) | 01/16 (6%) | |||||
Prevalence of Brucella melitensis is given in parenthesis. P-values indicate the results of Fischer exact test calculated for each studied parameter.
P > 0.05 = Non significant; P < 0.05 = Least significant (*).