Table 2 Distribution of VF genes according to phylogroups
Virulence factor | Phylogenetic group | P value | |||||||
|---|---|---|---|---|---|---|---|---|---|
B2 43 No. (%) | D 21 No. (%) | A 15 No. (%) | B1 10 No. (%) | C 6 No. (%) | E 5 No. (%) | F 4 No. (%) | Unknown 7 No. (%) | ||
PAI | 37(86) | 8 (38.1) | 4 (26.7) | 2 (20) | 1 (16.7) | 1 (20) | 2 (50) | 7 (100) | ≤ 0.05 |
sfa | 22 (51.2) | 11 (52.4) | 7 (46.7) | 3 (30) | 2 (33.3) | 4 (80) | 2 (50) | 3 (42.9) | > 0.05 |
pap G I | 16 (37.2) | 8 (38.1) | 9 (60) | 6 (60) | – | 2 (40) | 1 (25) | 1 (14.3) | > 0.05 |
pap G II | – | – | – | – | – | – | – | – | > 0.05 |
pap G III | 11 (25.6) | 6 (28.6) | 7 (46.7) | 3 (30) | 1 (16.7) | – | – | 3 (42.9) | > 0.05 |
afa | 8 (18.6) | 5 (23.8) | 1 (6.7) | 1 (10) | – | – | – | 2 (28.6) | > 0.05 |
fim H | 39 (90.7) | 21 (100) | 14 (93.3) | 9 (90) | 6 (100) | 5 (100) | 3 (75) | 7 (100) | > 0.05 |
hyl A | 6 (14) | 2 (9.5) | – | 1 (10) | – | – | – | – | > 0.05 |
cnf | – | – | – | – | – | – | – | – | > 0.05 |
iutA | 31 (72.1) | 13 (61.1) | 9 (60) | 5 (50) | 4 (66.7) | 3 (60) | 3 (75) | 4 (57.1) | > 0.05 |
VF score (mean, median, range) | 4.95 ± 1.1, 5 (3–8) | 5.5 ± 1.2, 6 (3–7) | 4.4 ± 1.1, 4 (2–7) | 4 ± 1.1, 4 (2–6) | 3.3 ± 1, 4 (2–4) | 5 ± 0.7, 5 (4–6) | 3.7 ± 0.95 |  | 0.01a |