Table 1 True positives, false positives, true negatives, and false negatives for the immunoassays using selected 2D similarity cutoffs
Assay | 2D similarity cutoff | True positives | False positives | True negatives | False negatives |
|---|---|---|---|---|---|
Randox Mephedrone/Methcathinone | 0.680 | 6 | 2 | 25 | 2 |
0.390 | 8 | 6 | 19 | 0 | |
Randox MDPV | 0.630 | 5 | 0 | 30 | 0 |
Neogen Benzylpiperazine | 0.730 | 3 | 1 | 28 | 0 |
Neogen Mephentermine | 0.840 | 2 | 0 | 26 | 1 |
0.420 | 3 | 7 | 19 | 0 | |
JWH-018 Direct ELISA | 0.673 | 27 | 21 | 44 | 3 |
JWH-250 Direct ELISA | 0.875 | 3 | 0 | 92 | 0 |
Immunalysis MKT-1030 | 0.673 | 13 | 0 | 6 | 4 |
Immunalysis MKT-1032 | 0.673 | 15 | 0 | 3 | 4 |
Neogen Synthetic Cannabinoids | 0.673 | 23 | 0 | 4 | 8 |