Table-2.

Virulence profile of avian pathogenic Escherichia coli isolates.

Virulence profile	Virulence factor number	Frequency n=43	Percentage	p-value
iroN ompT iss hlyF iutA sitA	6	5	11.60	9.425×10−16***
iroN ompT hlyF iss iutA	5	1	2.30	2.2×10−16***
iroN ompT hlyF iss sitA	5	10	23.25	1.286×10−12***
ompT hlyF iss	3	1	2.30	2.2×10−16***
ompT hlyF frzorf4	3	6	14.00	4.482×10−15***
papC felA	2	1	2.30	2.2×10−16***
sitA	1	1	2.30	2.2×10−16***
None factor	0	18	41.80	1.203×10−8***

^***Very highly significant value