VRE Screen: VR1708-1: Positive; VR1708-2: Positive; VR1708-3: Negative; VR1708-4: Negative  – Shipped: Augsut 14, 2017


Participants’ results

ChallengeExpected ResultsPositiveNegativeIndeterminate, referIntermediate, referNo report
VR1708-1VRE vanA positive16 (Acceptable)2 (Unacceptable)1 (Unacceptable)
VR1708-2VRE vanB positive 10 (Acceptable)3 (Unacceptable)3 (Ungraded)1 (Acceptable)1 (Unacceptable)
VR1708-3Negative18 (Acceptable)1 (Unacceptable)
VR1708-4Negative18 (Acceptable)1 (Unacceptable)


CMPT QC/QA/Statistics: 

Samples VR1708-3 and -4 were E. faecalis van A & B negative, sample VR1708-1 was E. faecium van A positive, but van B negative and sample VR1708-2 was E.faecalis van B positive, but van A negative. All samples were homogeneous and stable for 26 days from the date of production, August 2, 2017.

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