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Variable

UK Data Service variable record for:

Cambridge Prenatal Screening Study : Main Study, 1990-1991

Variable Details

Variablebbt1
LabelSP.BIF.TEST; HAD IT
Responses
1 YES 598
2 NO 458
3 DK 472
6 4
9 5
Sysmiss 287
DisclaimerPlease note that these frequencies are not weighted.
LocationCambridge Prenatal Screening Study : Main Study, 1990-1991
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