. Author manuscript; available in PMC: 2025 Jan 1.

Published in final edited form as: Am J Obstet Gynecol. 2023 Jul 8;230(1):95.e1–95.e10. doi: 10.1016/j.ajog.2023.07.005

Table 5:

Absolute chromosome level Z-scores for those with an indeterminate and a reportable result on anticoagulation.

Parameters	Result Status
Parameters	Reportable^a (n=5)	Indeterminate (1st Draw) (n=5)	p-value
Gestational age at NIPT (weeks)	12.2 ± 0.7	11.9 ± 0.2	0.45
Chromosome 13 Z-score	0.18 ± 0.04	0.07 ± 0.04	<0.01
Chromosome 18 Z-score	0.12 ± 0.06	0.11 ± 0.07	0.84
Chromosome 21 Z-score	0.10 ± 0.10	0.20 ± 0.08	0.14

^a,

Matched for gestational age at draw and fetal sex