Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2015 Dec 28;47(2):188–193. doi: 10.1002/uog.15791

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2015 The Authors. Ultrasound in Obstetrics & Gynecology published by John Wiley & Sons Ltd on behalf of the International Society of Ultrasound in Obstetrics and Gynecology.

This is an open access article under the terms of the Creative Commons Attribution‐NonCommercial‐NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

PMC Copyright notice

UOG-15791-FIG-0002-b — Maternal age‐adjusted probability (risk score) for trisomy 21, computed at blood‐draw date, in 437 maternal serum samples that were tested using the IONA® test. , unaffected sample; , trisomy‐21 sample; , cut‐off (1 in 150).

Inline graphic — Maternal age‐adjusted probability (risk score) for trisomy 21, computed at blood‐draw date, in 437 maternal serum samples that were tested using the IONA® test. , unaffected sample; , trisomy‐21 sample; , cut‐off (1 in 150).