Isolation and Identification of Major Pathogenic Bacteria from Clinical Mastitic Cows in Asella Town, Ethiopia

Table 2

Proportion/infection rate of clinical mastitis at the teat level.

Pathogen	Number of isolates (proportion)
	Left front (LF)	Left back (LB)	Right front (RF)	Right back (RB)	Total	-value
S. aureus	2 (6.2%)	11 (34.4%)	10 (31.2%)	9 (28.1%)	32 (100%)	0.078
S. intermedius	9 (37.5%)	5 (20.8%)	6 (25%)	4 (16.7%)	24 (100%)
S. hyicus	3 (50%)	3 (50%)	0 (0%)	0 (0%)	6 (100%)
E. coli	0 (0%)	6 (50%)	2 (16.7%)	4 (33.3)	12 (100%)
Bacillus species	1 (50%)	0 (0%)	0 (0%)	1 (50%)	2 (100%)
Protes species	0 (0%)	0 (0%)	1 (50%)	1 (50%)	2 (100%)
Streptococcus species	1 (50%)	0 (0%)	1 (50%)	0 (0%)	2 (100%)
Mixed infection	1 (33.3%)	0 (0%)	0 (0%)	2 (66.7)	3 (100%)
Total	17 (20.5%)	25 (30.1%)	20 (24.1%)	21 (25.3%)	83 (100%)