Table 3.

IND Error Flags with uE3 Results in Seven Patients.

	Pt. G	Pt. H	Pt. I	Pt. J	Pt. K	Pt. L	Pt. M
Age, yrs	21	24	34	47	29	18	19
Ordered Test	Quad Screen	Quad Screen	Quad Screen	uE3 only	Quad Screen	Quad Screen	Quad Screen
uE3 Undiluted	IND	IND	IND	IND	IND	IND	IND
uE3 1:2 in Sample DilA	IND	IND	<0.02 ng/mL	IND	0.11 ng/mL	<0.02 ng/mL	<0.02 ng/mL
Mass Spec Detection of uE3	Present	Present	Absent	Absent	N/A	N/A	N/A
Interference Suspected	Yes	Yes	No	Yes	No	No	No

N/A, Not Applicable, Insufficient specimen for additional testing.