Group B Streptococcus screen: GB1708-1: Negative; GB1708-2: Negative; GB1708-3: Positive; GB1708-4: Positive  –  Shipped: August14, 2017


Participants’ results

ChallengeExpected ResultsPositiveNegativeNo Report
GB1708-1Negative22 (Acceptable)1 (Unacceptable)
GB1708-2Negative1 (Unacceptable)21 (Acceptable)1 (Unacceptable)
GB1708-3Positive22 (Acceptable)1 (Unacceptable)
GB1708-4Positive22 (Acceptable)1 (Unacceptable)


CMPT QC/QA/Statistics: 

Samples GB1708-1 and -2 were group B Streptococcus negative and GB1708-3  and -4 were group B Streptococcus positive. All samples were homogeneous and stable for 18 days from the date of production, August 9, 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