NCT02201862.

Trial name or title	Non‐invasive Chromosomal Evaluation of Trisomy study (NICHE).
Target condition and reference standard(s)	Target conditions: T21, T18 and T13. Reference standard: fetal karyotype.
Index and comparator tests	gNIPT by TMPS by Ariosa Diagnostics, Inc.
Starting date	April 2014.
Contact information	Romielle Aquino 408‐209‐9098 raquino@ariosadx.com Or Thomas Musci 408‐229‐7500 tmusci@ariosadx.com
Aim to study	To provide clinically annotated samples to support continued improvements in the Ariosa Diagnostics, Inc Test content, methodology, specimen processing and quality control.
Funding source or sponsor of the study	Study funded by Ariosa Diagnostics, Inc.
Information about the authors contacted	No need for further contact.
Notes