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Isolation of E. coli from Clinical mastitis of cattle.
| Farms |
Cattle with Clinical Mastitis |
Apparently healthy cattle |
|||
|---|---|---|---|---|---|
| No. of samples | E. coli positive (%) | No. of samples | E. coli Positive (%) | P value | |
| A | 14 | 7 (50.0) | 4 | 0 (0) | 0.119 |
| B | 11 | 3 (27.3) | 3 | 0 (0) | 1 |
| C | 16 | 5 (31.3) | 5 | 0 (0) | 0.278 |
| D | 12 | 4 (33.3) | 3 | 0 (0) | 0.516 |
| Total | 53 | 19 (35.8) | 15 | 0 (0) | 0.007 |
