Bacterial species

X²-value

Deg. of freedom

Asymptotic Sig.

Citrobacter spp.

0.000

1

1.000

Escherichia spp.

0.005

1

0.946

Klebsiella spp.

0.068

1

0.795

Enterobacter spp.

2.296

1

0.132

Proteus spp.

2.504

1

0.186

Salmonella spp.

8.059

1

0.016

Shigella spp.

15.130

1

0.000

Pseudomonas spp.

3.182

1

0.076