Worldwide, 90% of down syndrome pregnancies are aborted

Termination rates of around 90% after prenatal diagnosis of Down syndrome are documented in a systemic review of International studies.

C Mansfield et al “Termination Rates after Prenatal Diagnosis of Down Syndrome, Spina Bifida, Anencephaly, and Turner and Klinefelter Syndromes: A Systematic Literature Review” Prenatal Diagnosis, 19 (1999) 808 – 813