Table 2.

Families’ characteristics and results of single-cell testing for Huntington’s disease.

Family	A	B	C	D	E	F	G	Total
Weeks of gestation + day	11 + 6	13 + 5	12 + 4	13	12	12 + 1	13 + 1
Expansion carrier	Mother	Mother	Father	Mother	Mother	Father	Father
Uninterpretable cell	11	18	5	9	16	6	5	70
Maternal cell	2	0	0	8	0	14	0	24
Inconclusive cell (maternal or fetal)	5	0	0	0	0	3	0	8
Fetal cell	1	1	0	2	0	1	0	5
NIPD result	n/ca	n/c	n/c	No mutation	n/c	n/c	n/c	1

^an/c: not conclusive.