Table 3 Virulence factors of Klebsiella spp. recovered from children admitted to the Manhiça District Hospital (severe disease) and postmortem specimen from the Child Health and Mortality Prevention Surveillance
|  | Bacteremia n = 88 (%) | Postmortem n = 23 (%) | P value | All isolates n = 111 (%) |
|---|---|---|---|---|
Protectins/invasins | ||||
 rmpA | 8 (9.1) | 7 (30.4) | 0.011 | 15 (13.5) |
 magA | 7 (8) | 8 (34.7) | 0.002 | 15 (13.5) |
 traT | 9 (10.2) | 14 (60.8) | < 0.0001 | 23 (20.7) |
Adhesins | ||||
 fimH | 30 (34.1) | 2 (8.6) | 0.021 | 32 (28.8) |
 mrkD | 52 (59.1) | 15 (65.2) | 0.434 | 67 (57.7) |
 ycfM | 43 (48.9) | 15 (65.2) | 0.105 | 58 (52.3) |
Toxin | ||||
 hylA | 13 (14.8) | 2 (8.6) | 0.731 | 15 (13.5) |
 hylC | 8 (9.1) | 0 | 0.354 | 8 (7.2) |
Siderophores | ||||
 iutA | 7 (8) | 1 (4.3) | 1 | 8 (7.2) |
 fyuA | 5 (5.7) | 0 | 0.581 | 5 (4.5) |
 entB | 57 (67.9) | 15 (65.2) | 0.609 | 72 (64.9) |
SPATES | ||||
 Sat | 9 (10.2) | 2 (8.6) | 1 | 11 (9.9) |
 sepA | 3 (3.4) | 0 | 1 | 3 (2.7) |
 piC | 2 (2.3) | 2 (8.6) | 0.178 | 2 (1.8) |
 sigA | 3 (3.4) | 1 (4.3) | 1 | 4 (3.6) |
 Pet | 10 (11.4) | 4 (17.3) | 0.472 | 14 (12.6) |