Table 5.
Concordance of three MAST assays with ImmunoCAP on discrepant sera among three MAST assays.
| ImmunoCAP | Agreement (%) | |||||
|---|---|---|---|---|---|---|
| N* | P† | Total (kappa) | ImmunoCAP(+) | ImmunoCAP(−) | ||
| Inhalant panel | ||||||
| RIDA | N | 8 | 6 | 51.7 (0.04) | 53.8 | 50.0 |
| P | 8 | 7 | ||||
| MAST Optigen | N | 6 | 1 | 60.7 (0.27) | 91.7 | 37.5 |
| P | 10 | 11 | ||||
| Polycheck | N | 15 | 9 | 65.5 (0.26) | 30.8 | 93.8 |
| P | 1 | 4 | ||||
| Food panel | ||||||
| RIDA | N | 2 | 13 | 33.3 (−0.38) | 40.9 | 18.2 |
| P | 9 | 9 | ||||
| MAST Optigen | N | 8 | 3 | 81.8 (0.59) | 86.4 | 72.7 |
| P | 3 | 19 | ||||
| Polycheck |
N | 9 | 16 | 45.5 (0.07) | 27.3 | 81.8 |
| P | 2 | 6 | ||||
RIDA: RIDA Allergy Screen, Polycheck: Polycheck Allergy, N: negative, P: positive. *Number of tests with negative results was shown. †Number of tests with positive results was shown.