Table 1 Demographic characteristics.

From: High diagnosis rate for nonimmune hydrops fetalis with prenatal clinical exome from the Hydrops-Yielding Diagnostic Results of Prenatal Sequencing (HYDROPS) Study

Family ID/state	Maternal age/ethnicity	Paternal age/ethnicity	GA at diagnosis	Pregnancy outcome	Sample source	Prestudy genetic findings
NIHF1-001 KS	27 years/Caucasian	27 years/Hispanic	15 weeks 3 days	IUFD at 23 weeks 0 days	Fetal cystic hygroma fluid	Microarray: normal male
NIHF1-002 TX	30 years/Asian	31 years/Asian	31 weeks 6 days	Live born	Cord blood	Microarray: 35 kb VUS loss of 17q24
NIHF1-003 MD	24 years/Black, African American	23 years/Black, African American	19 weeks 0 days	Live born	Amniotic fluid	Microarray: normal male
NIHF1-004 VA	30 years/Caucasian	42 years/Caucasian	19 weeks 6 days	IUFD at 21 weeks 5 days	Amniotic fluid	Microarray: normal male
NIHF1-005 OH	19 years/Caucasian	21 years/Caucasian	20 weeks 4 days	Live born	Amniotic fluid	Microarray: normal male Noonan panel: negative
NIHF1-006 OH	29 years/Caucasian	32 years/Caucasian	23 weeks 3 days	Live born, death HOL 1	Amniotic fluid	Microarray: normal male
NIHF1-007 ND	30 years/Caucasian	32 years/Caucasian	29 weeks 3 days	Live born, death HOL 35	Amniotic fluid	Microarray: normal female
NIHF1-008 AZ	30 years/Caucasian	39 years/Caucasian	23 weeks 0 days	Live born, death HOL 1	Amniotic fluid	Microarray: normal female
NIHF1-009 MD	33 years/South Asian	35 years/South Asian	24 weeks 0 days	Termination at 26 weeks 2 days	Amniotic fluid	Microarray: normal male Noonan panel: negative
NIHF1-010 PA	30 years/Caucasian	31 years/Caucasian	32 weeks 1 day	Live born, death DOL 2	Amniotic fluid	Microarray: normal female Noonan panel: negative
NIHF1-011 SC	27 years/Caucasian	31 years/Caucasian	18 weeks 4 days	Live born, death DOL 28	Amniotic fluid	Microarray: normal female Noonan panel: negative
NIHF1-012 TX	28 years/Hispanic	29 years/Hispanic	20 weeks 3 days	Termination at 21 weeks 3 days	Amniotic fluid	Microarray: normal female
NIHF2-013 NC	31 years/Caucasian	33 years/Caucasian	32 weeks 5 days	IUFD at 32 weeks 5 days	Amniotic fluid	Microarray: 222 kb VUS duplication at 12q13
NIHF2-014 IL	26 years/Caucasian	23 years/Caucasian, Hispanic	17 weeks 1 day	IUFD at 27 weeks 5 days	Products of conception	Microarray: normal male
NIHF2-015 MD	28 years/Caucasian	30 years/Asian	29 weeks 6 days	IUFD at 32 weeks 2 days	Fetal quadriceps	Microarray: normal female
NIHF2-016 IL	31 years/Hispanic	29 years/Caucasian	29 weeks 4 days	IUFD at 30 weeks 2 days	Placental tissue	Microarray: normal male
NIHF1-017 MI	30 years/Caucasian	29 years/Caucasian	19 weeks 2 days	Live born	Amniotic fluid	Microarray: normal male
NIHF1-018 DE	32 years/Caucasian	32 years/Caucasian	19 weeks 5 days	Termination at 20 weeks 5 days	Amniotic fluid	Microarray: normal female Arthrogryposis panel: negative
NIHF2-019 NJ	37 years/Caucasian	38 years/Caucasian	23 weeks 3 days	IUFD at 24 weeks 3 days	Amniotic fluid	Microarray: normal female
NIHF1-020 OH	35 years/Caucasian	36 years/Caucasian	24 weeks 3 days	Live born, death HOL 1	Amniotic fluid	Microarray: normal male
NIHF2-021 MD	30 years/Hispanic	29 years/Hispanic	19 weeks 5 days	IUFD at 25 weeks 6 days	Amniotic fluid	Microarray: normal male
NIHF1-022 ND	34 years/Caucasian	34 years/Caucasian	25 weeks 2 days	IUFD at 27 weeks 2 days	Amniotic fluid	Microarray: normal female

DOL day of life, GA gestational age, HOL hour of life, IUFD intrauterine fetal demise, NIHF1 DNA obtained during continuing pregnancy, NIHF2 DNA obtained after fetal demise.

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Table 1 Demographic characteristics.

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