Down's Syndrome and Maternal Age
β Scribed by BURCH, P. R. J.
- Book ID
- 109665770
- Publisher
- Nature Publishing Group
- Year
- 1969
- Tongue
- English
- Weight
- 356 KB
- Volume
- 221
- Category
- Article
- ISSN
- 0028-0836
- DOI
- 10.1038/221173a0
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π SIMILAR VOLUMES
We conducted a study to investigate the effect of parity on the following six serum markers used in screening for Down's syndrome, after adjusting them for ethnic group and maternal weight: alpha-fetoprotein (AFP), unconjugated oestriol (uE,), total human chorionic gonadotrophin (hCG), free a-hCG, f
High free beta human chorionic gonadotropin ( -hCG) and low alpha-fetoprotein (AFP) levels were found in 47 Asian Down's syndrome pregnancies (median values 2β’79 and 0β’77 MOM, respectively). At a 5 per cent false-positive rate, free -hCG alone would identify 46β’8 per cent of Down's syndrome pregnanc