Table 3. Relationship between fimbrial and non-fimbrial adhesins

	Non-fimbrial adhesins (%)
	AIDA-1 (n = 39)	paa (n = 26)	eae (n = 1)
F4 (n = 23)	1 ( 2.6)	6 ( 23.1)	0 ( 0.0)
F18 (n = 50)	19 (48.7)	10 ( 38.5)	1 (100.0)
Toxin genes1)	38 (97.4)	26 (100.0)	1 (100.0)

Isolates with at least one enterotoxin gene, including LT, STa, STb, Stx2e, and EAST-1.