Table 3.

The frequency of avian pathogenic E. coli (n = 100) and human uropathogenic E. coli (n = 100) in terms of the number of virulence encoding genes

Isolates	Number of genes
	0	1	2	3	4	5
	Frequency (%)
APEC 1	1	4	18	40	37	0
UPEC 2	2	36	44	12	6	0

¹Avian pathogenic Escherichia coli;

² Human uropathogenic E. coli.