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Table 5 Exposure dose and risk of infection due to consumption of raw milk

From: Bacterial hazard identification and exposure assessment of raw milk consumption in Jimma zone, South West Ethiopia

Pathogens

d

P(d)

P(ann)

Cfu/ml

1-e−rd

1-(1-p(d))n

E. coli

7.50 × 105

1

1

Salmonella

1.10 × 105

0.84

1

S. aureus

4.43 × 105

0.65

1

L. monocytogenes

2.80 × 104

0.63

1

Campylobacter

0

0

0

  1. d = mean dose of pathogens (cfu) consumed per serving unit; P(d) = probability of infection at dose d; P(ann) = annual probability of infection due to exposure