Table 2.

Clinical diagnosis and antibody levels for nine patients with DVT

Patients	Age	Diagnosis	PR3-ANCA Level at Thrombotic Eventa	Antiplasminogen Level of Sample Testeda
1	15	WG	153.0	Neg
2	46	WG	106.9	29.0
3	50	WG	104.8	43.7
4	64	WG	39.0	33.2
5	63	WG	32.5	36.0
6	57	WG	Neg	27.5
7	51	MPA	Neg	Neg
8	23	MPA	Neg	Neg
9	74	MPA	Neg	Neg

^aThe cutoff for positivity in the plasminogen ELISA was 25.6; the cutoff for positivity in the PR3 clinical test is >20.