A Novel Utility for an Old Method: The Leukocyte Adherence Inhibition Test Is an Easy Way to Detect the Immunoreactive Interference of the Collection Tube Anticoagulant on Cellular Immunoassays

Table 1

Leukocyte adherence ratio (LAR) of the 36 subjects' unchallenged plasmas submitted to the hemocytometer leukocyte adherence assay.

Subject	EDTA LAR (%)	Citrate LAR (%)	Heparin LAR (%)
1	2	6	84
2	100	0	24
3	0	16	55
4	92	94	95
5	0	100	100
6	0	98	100
7	50	84	90
8	91	100	11
9	89	98	100
10	18	100	100
11	8	100	100
12	2	92	32
13	88	8	100
14	91	91	100
15	71	97	100
16	0	100	50
17	0	100	100
18	0	98	100
19	98	99	96
20	82	93	95
21	100	0	0
22	0	100	100
23	95	96	95
24	97	100	100
25	0	98	100
26	8	0	12
27	100	100	100
28	2	96	100
29	35	0	100
30	0	100	0
31	21	98	100
32	0	99	100
33	20	0	45
34	3	100	100
35	0	23	100
36	0	95	100