Research Article
Prevalence, Etiology, and Risk Factors of Mastitis in Dairy Cattle in Embu and Kajiado Counties, Kenya
Table 1
Summary table of the distribution of bacteria isolated from clinical and subclinical mastitis in Embu and Kajiado counties, Kenya.
| | Bacteria | Clinical mastitis (%) | Subclinical mastitis (%) | Total (%) | | Embu County | Kajiado County | Embu County | Kajiado County | Combined |
| | Coagulase-negative Staphylococcus | 45.4 (20/44) | 22.2 (4/18) | 41.4 (227/547) | 45.2 (184/407) | 42.8 (435/1016) | | Streptococcus spp. | 22.7 (10/44) | 38.8 (7/18) | 20.1 (110/547) | 24.3 (99/407) | 22.2 (226/1016) | | Streptococcus agalactiae | — | — | 0.1 (1/547) | 0.7 (3/407) | 0.4 (4/1016) | | Staphylococcus aureus | 13.6 (6/44) | 22.2 (4/18) | 13.8 (76/547) | 18.1 (74/407) | 15.7 (160/1016) | | Bacillus spp. | 9 (4/44) | — | 10.6 (58/547) | 3.6 (15/407) | 7.6 (77/1016) | | Pseudomonas aeruginosa | 2.2 (1/44) | — | 5.3 (29/547) | 5.4 (22/407) | 5.1 (52/1016) | | Escherichia coli | 6.8 (3/44) | 5.5 (1/18) | 4.2 (23/547) | 1.2 (5/407) | 3.1 (32/1016) | | Klebsiella spp. | — | 5.5 (1/18) | 2 (11/547) | 0.4 (2/407) | 1.4 (14/1016) | | Micrococcus spp. | — | — | 1 (6/547) | 0.7 (3/407) | 0.9 (9/1016) | | Enterobacter spp. | — | 5.5 (1/18) | 1 (6/547) | — | 0.7 (7/1016) | | Total | 4.3 (44/1016) | 1.7 (18/1016) | 53.8 (547/1016 | 40 (407/1016) | 100 (1016/1016) |
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