Isolates Phylogroups (No. of isolates) No. (%) of isolates positive for the indicated virulence gene
fimH papC sfa/foc hly iucC
Females' isolates (n=121) A (83) 80 (96.3) 2 (2.4) 0 0 35 (42.1)
B1 (19) 19 (100) 0 0 0 12 (63.1)
B2 (5) 5 (100) 3 (60.0) 0 1 (20.0) 5 (100)
D (14) 14 (100) 3 (21.4) 0 0 11 (78.5)
Males' isolates (n=84) A (53) 53 (100) 10 (18.8) 0 0 35 (66.0)
B1 (19) 19 (100) 0 0 0 6 (31.5)
B2 (4) 4 (100) 3 (75.0) 0 0 3 (75.0)
D (7) 7 (100) 1 (14.2) 0 0 3 (42.8)
Total (n=205) A (136) 133 (97.7) 12 (8.8) 0 0 70 (51.4)
B1 (38) 38 (100) 0 0 0 18 (47.3)
B2 (9) 9 (100) 6 (66.6) 0 1 (11.1) 8 (88.8)
D (21) 21 (100) 4 (19.0) 0 0 14 (66.6)
Table 3: Phylogenetic distribution of virulence genes among fecal E. coli isolates from healthy males and females.