Table 3.

Odds Ratio and P-value of ESBL Production and MDR Isolates of P. aeruginosa

Variables	ESBL Production		Odds Ratio	Multidrug Resistance		Odds Ratio
	Yes	No		Yes	No
P. aeruginosa within 25 meters	24	116	4.5 (1.8–10.8) P≤0.0007	112	28	13.7 (7.9–24.0) P≤0.0001
P. aeruginosa from outside the farm	7	153		36	124

Abbreviations: ESBL, extended spectrum β-lactamases; MDR, multidrug resistance.