Group B Streptococcus screen: GB1904-1: Negative; GB1904-2: Positive; GB1904-3: Positive; GB1904-4: Negative  –  Shipped: April 23, 2019

Participants’ results

ChallengeExpected ResultsPositiveNegativeTotal
GB1904-1Negative30 (Acceptable)30
GB1904-2Positive30 (Acceptable)30
GB1904-3Positive30 (Acceptable)30
GB1904-4Negative30 (Acceptable)30

CMPT QC/QA/Statistics: 

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. 

Samples GB1904-1 & -4 were group B Streptococcus negative and sample GB1904-2 & 3 were group B Streptococcus positive. All samples were homogenous and stable for 20 days from the date of production, April 18, 2019.

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