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Table 3 Occurrence (%) of virulence genes between neonatal meningitis E. coli (NMEC) and fecal E. coli (HFEC)

From: Characterizing the pathotype of neonatal meningitis causing Escherichia coli (NMEC)

Gene NMEC HFEC Chi Square value p value
afa 9.43 0.00 7.446 0.0064
aslA 88.68 45.83 41.814 <0.0001
aufA 62.26 20.83 32.952 <0.0001
cnf 27.45 4.17 20.19 <0.0001
fimH 92.45 100.00 6.380 0.0115
hly 30.19 0.00 32.980 <0.0001
hlyD 35.85 0.00 45.995 <0.0001
ibeA 35.85 20.83 6.881 0.0087
ibeB 100.00 91.67 6.380 0.0115
iss 25.49 4.17 16.132 <0.0001
iucC 74.51 2.08 109.471 <0.0001
iutA 30.19 0.00 32.980 <0.0001
K1 75.47 0.00 116.821 <0.0001
kpsII 90.57 27.08 82.038 <0.0001
neuC 71.70 18.75 54.522 <0.0001
nlp1 100.00 97.92 0.505 0.4773
ompA 66.04 60.41 0.536 0.464
papC 3.77 0.00 2.296 0.129
papGII 31.37 2.08 25.833 <0.0001
papGIII 21.57 0.00 22.523 <0.0001
sat 49.02 0.00 62.279 <0.0001
sfa/foc 49.06 0.00 62.279 <0.0001
sitA 92.45 25.00 89.713 <0.0001
traJ 43.40 10.41 26.287 <0.0001
vat 76.47 18.75 32.829 <0.0001
  1. p <0.05 reflects a statistical significance. Virulence genes that were more prevalent in NMEC compared to HFEC are marked in bold