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Table 1 Environmental hygiene-testing report for an emergency sampling of breast milk bank

From: Detection of Clostridium perfringens in donor milk at a human breast milk bank: a case report

Item

Test specimen

Result

Reference range

Hand hygiene

Hygienic hands of operators at the breast milk bank

3.33 cfu/cm2

≤ 10 cfu/cm2

Object surface

-20°C refrigerator door handles

1.4 cfu/cm2

Class II area II:

≤ 5 cfu/cm2

-20°C refrigerator drawer

0.2 cfu/cm2

The interior of a 4°C refrigerator

2.3 cfu/cm2

Ultra-clean workbench tops

1.1 cfu/cm2

The interior of the pasteurization water bath

0 cfu/cm2

Breast milk samples

Donor1’s Breast milk 1 (before pasteurization)

S. epidermidis

 

Donor2’s Breastmilk 2 (before pasteurization)

S. epidermidis

Donor3’s Breastmilk 3 (before pasteurization)

S. vestibularis

Donor3’s Breastmilk 3 (after pasteurization)

No bacteria or yeast-like fungi