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Sensitivity and specificity of DQB1*0602 positivity in combination with anti-streptolysin O (ASO) ≥ 200 IU and /or anti DNAse B (ADB) ≥ 480 IU
| Interval from onset of symptoms | ASO and HLA positive | ASO or ADB and HLA positive | ASO and ADB and HLA positive |
|---|---|---|---|
| Up to 1 year (n = 23) | Sensitivity 61% | Sensitivity 65% | Sensitivity 43% |
| Specificity 96% | Specificity 91% | Specificity 100% | |
| 1-3 years (n = 42) | Sensitivity 45% | Sensitivity 57% | Sensitivity 33% |
| Specificity 92% | Specificity 86% | Specificity 95% |
