VRE Screen – Shipped: April 23, 2018

VR1804-1: Positive

VR1804-2: Negative

VR1804-3: Positive

VR1804-4: Negative


Participants’ results

ChallengeExpected ResultsPositiveNegativeIndeterminate, referTotal
VR1804-1VRE vanA positive16 (Acceptable)1 (Unacceptable)2 (Ungraded)19
VR1804-2Negative1 (Unacceptable)18 (Acceptable)19
VR1804-3VRE vanA positive17 (Acceptable)2 (Ungraded)19
VR1804-4Negative1 (Unacceptable)18 (Acceptable)19

CMPT QC/QA/Statistics: 

Samples, VR1804-1 & -3 (E.faecium), were van A positive, but van B negative. Samples, VR1804-2 & -4 (E. faecalis), were van A & B negative. All samples were homogeneous and stable for 25 days from the date of production, April 13, 2018.

All samples were produced by CMPT. Samples were randomly selected for QC/QA. Statistics are not applicable in qualitative surveys. CMPT results are listed in the above table.

Posted in critiques, Screening Bacteriology Results