Table 3.

Microbial counts (CFU/g) of street food samples in selected towns of Ethiopia, 2022

Bacteria Name	Ranges	Mean	Standard deviation	Statistical significance
				Between Food items	Between Towns
Staphylococcus aureus	5.4 × 103 to 4.2 × 106	3.2 × 105	± 2.5 × 104	0.920	0.729
Citrobacter	1.4 × 104 to 1.2 × 106	2.8 × 105	± 4.4 × 105	0.480	0.001*
Shigella	2.4 × 102 to 2.5 × 106	3.7 × 104	± 1.5 × 105	0.001*	0.001*
E. coli	3.2 × 103 to 8.4 × 105	1.9 × 105	± 2.5 × 105	0.918	0.302
Klebsiella	6.3 × 103 to 7.6 × 105	2.2 × 105	± 2.7 × 105	0.001*	0.331
Providencia	4.3 × 103 to 6.8 × 105	2.2 × 105	± 3.0 × 105	0.988	0.060
Enterobacter	8.6 × 103 to 5.4 × 105	1.5 × 105	± 1.9 × 105	0.944	0.010*
Serratia	4.6 × 103 to 2.5 × 105	5.4 × 104	± 5.9 × 104	0.952	0.032*
Salmonella	1.2 × 102 to 2.5 × 104	1.6 × 104	± 2.5 × 104	0.992	0.525
Salmonella group A	1.6 × 102 to 6.7 × 103	5.4 × 103	± 1.0 × 104	0.001*	0.070
Shigella dysentery	2.5 × 102 to 4.6 × 103	1.6 × 104	± 2.5 × 104	0.999	0.476

* Statistical significance at p < 0.05 in ANOVA analysis