Table 4.

Antimicrobial susceptibility patterns of S. aureus isolates recovered from chickens and ducks.

Antimicrobial agent	No. of avian S. aureus isolates (%) showing antimicrobial susceptibility patterns
	Chickens (190)		Ducks (80)
	Sensitivity	Resistance	Sensitivity	Resistance
Amoxicillin/clavulanic acid	120 (63.2)	70 (36.8)	45 (56.3)	35 (43.8)
Ampicillin	110 (57.9)	80 (42.1)	41 (51.3)	39 (48.8)
Oxyetracycline	50 (26.3)	140 (73.7)	45 (56.3)	35 (43.8)
Oxacillin	90 (47.4)	100 (52.6)	10 (12.5)	70 (87.5)
Vancomycin	115 (60.5)	75 (39.5)	64 (80)	16 (20)
Streptomycin	85 (44.7)	105 (55.3)	68 (85)	12 (15)
Erythromycin	90 (47.4)	100 (52.6)	64 (80)	16 (20)
Trimethoprim/sulfamethoxazole	30 (15.8)	160 (84.2)	40 (50)	40 (50)