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Comparison of DFA with commercial LCR (group 2) as EIA verification testsa
| DFA result | No. of samples with indicated EIA and LCR results
|
||||
|---|---|---|---|---|---|
| EIA reactive n = 113)
|
EIA NGZ (n = 122)
|
Total | |||
| LCR + | LCR − | LCR + | LCR − | ||
| + | 96 | 0 | 6 | 1 | 103 |
| − | 7 | 10 | 10 | 105 | 132 |
| Total | 103 | 10 | 16 | 106 | 235 |
The NGZ was defined as extending to 50% below the cutoff value. +, positive result; −, negative result.
