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各实验室方法单独及联合检测的诊断学指标
Diagnostic efficacy of the laboratory methods alone and in combination
| Methods | Sensitivity | Specificity | Positive predictive value | Negative predictive value | Diagnostic accordance rate |
| CDAB | 33.33% | 93.44% | 33.33% | 93.44% | 88.06% |
| GDH | 84.62% | 84.21% | 55.00% | 96.00% | 84.29% |
| GDH+CDAB | 83.33% | 73.77% | 23.81% | 97.83% | 74.63% |
| q-PCR (tpi) | 92.31% | 91.23% | 70.59% | 98.11% | 91.43% |
| q-PCR (tcdA/tcdB) | 66.67% | 95.31% | 57.14% | 96.83% | 92.86% |
| q-PCR (tpi)+CDAB | 83.33% | 77.05% | 26.32% | 97.92% | 77.61% |
