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Comparison of the xMAP assay and ELISA for NPC diagnosis by serological detection of EBV
| EBV marker and result for xMAP assay | No. of sera for ELISA
|
Concordance (%) | |
|---|---|---|---|
| Positive | Negative | ||
| IgA-VCA | 79 | ||
| Positive | 114 | 25 | |
| Negative | 30 | 96 | |
| IgA-EBNA1 | 88 | ||
| Positive | 119 | 14 | |
| Negative | 19 | 113 | |
| IgA-EA-D | 82 | ||
| Positive | 110 | 21 | |
| Negative | 26 | 108 | |
| IgG-EA-D | 88 | ||
| Positive | 119 | 12 | |
| Negative | 20 | 114 | |
