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. 2019 Jun 6;9:191. doi: 10.3389/fcimb.2019.00191

Table 5.

Comparison of virulence factors, pathogenicity islands and resistance profile between two clonal groups.

Genetic determinants Clonal group 1 (n = 15) Clonal group 2 (n = 8) Total p-value
VIRULENCE FACTOR, n (%)
Type 1 fimbrial adhesin fimH 13 (61.9) 8 (38.1) 21 (91.3) -
Outer membrane lipoprotein traT 11 (61.1) 7 (38.9) 18 (78.3) -
Yersiniabactin siderophore receptor fyuA 12 (70.6) 5 (29.4) 17 (73.9) -
Aerobactin siderophore receptor iutA 8 (57.1) 6 (42.9) 14 (60.9) -
Group capsular II kpsMT II 5 (50.0) 5 (50.0) 10 (43.5) -
Salmochelin siderophore receptor iroN 6 (60.0) 4 (40.0) 10 (43.5) -
P fimbriae C papC 5 (55.6) 4 (44.4) 9 (39.1) -
S fimbriae (A) sfaA 5 (55.6) 4 (44.4) 9 (39.1) -
Colicin C cvaC 5 (62.5) 3 (37.5) 8 (34.8) -
Outer membrane protease ompT 4 (66.7) 2 (33.3) 6 (26.1) -
Haemolysin F hlyF 4 (66.7) 2 (33.3) 6 (26.1) -
Increased serum survival iss 4 (66.7) 2 (33.3) 6 (26.1) -
K5 capsule kpsMT K5 1 (20.0) 4 (80.0) 5 (21.7) 0.016
Haemolysin A hlyA 1 (25.0) 3 (75.0) 4 (17.4) -
Cytotoxic necrotizing factor 1 cnf1 1 (25.0) 3 (75.0) 4 (17.4) -
Adhesin Afa afa 1 (50.0) 1 (50.0) 2 (8.7) -
S fimbriae (S) sfaS 1 (50.0) 1 (50.0) 2 (8.7) -
K1 capsule kpsMT K1 1 (100.0) - 1 (4.3) -
Group capsular III kpsMT III 1 (100.0) - -
Invasion of brain endothelium Ibe10 - - - -
Cytotoxic necrotizing factor 2 cnf2 - - - -
P fimbriae (G) papG - - - -
PATHOGENICTY ISLANDS, n (%)
PAI IV536 14 (73.7) 5 (26.3) 19 (82.6) -
PAI ICFT073 8 (68.7) 5 (31.3) 13 (56.5) -
PAI IICFT073 4 (57.1) 3 (42.9) 7 (30.4) -
PAI I536 1 (25.0) 3 (75.0) 4 (17.4) -
PAI IIJ96 1 (33.3) 2 (66.7) 3 (13.0) -
PAI II536 1 (50.0) 1 (50.0) 2 (8.7) -
PAI III536 1 (100.0) - 1 (4.3) -
PAI IJ96 - - - -
RESISTANCE PROFILE, n (%)
ESBL - 4 (100.0) 4 (17.4) 0.003
CTX-M-1 - 4 (100.0) 4 (17.4) 0.003
CTX-M-15 - 3 (100.0) 3 (13.0) 0.006
CTX-M-9 - 1 (100.0) 1 (4.3) -
CTX-M-25 - 1 (100.0) 1 (4.3) -
KPC - 1 (100.0) 1 (4.3) -

Chi-square Tess. Data expressed as absolute number (%).