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Sensitivity, specificity, PPV, and NPV of TCRγδ analysis, heteroduplex analysis, and gene scanning analysis in 17 patients with γδ TCL and 11 patients with reactively higher CD4 and CD8 double-negative ratio.
| Sensitivity | Specificity | PPV | NPV | |
|---|---|---|---|---|
| TCR Vδ panel | 100% (17/17) | 100% (11/11) | 100% (17/17) | 100% (11/11) |
| Gene scanning analysis | 94% (16/17) | 91% (10/11) | 94% (16/17) | 91% (10/11) |
| Heteroduplex analysis | 53% (8/17) | 100% (11/11) | 100% (8/8) | 55% (11/20) |
