Variable

UK Data Service variable record for:

Cambridge Prenatal Screening Study : Main Study, 1990-1991

Variable Details

Variableaa1g
Labelaa1g
Responses
1 POSITIVE 1280
2 MIXED 468
3 NEGATIVE 74
Sysmiss 2
DisclaimerPlease note that these frequencies are not weighted.
LocationCambridge Prenatal Screening Study : Main Study, 1990-1991