Isolation, Identification, and Susceptibility Profile of E. coli, Salmonella, and S. aureus in Dairy Farm and Their Public Health Implication in Central Ethiopia

Table 2

Isolate of S. aureus derived from the different sample types.

No.	Sample type	No. of sample	Positive	Frequency (%)
1	Nasal swaps	211	35	16.7
2	Udder milk	125	19	15.2
3	Bulk milk	20	6	30
4	Pooled hand swabs	20	2	10
5	Pooled floor swabs	20	0	0
6	Over all	396	62	15.7

X² = 7.4714, - value = 0.113.