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The comparison of detection indexes by 7 TB antibody test kits (%)
| Detection index | Kit A | Kit B | Kit C | Kit D | Kit E | Kit F | Kit G |
|---|---|---|---|---|---|---|---|
| Sensitivity | 50.0* | 83.9 | 38.7* | 9.7* | 48.4* | 69.4 | 79.0 |
| Specificity | 73.2# | 25.0# | 85.7 | 96.4 | 78.6 | 78.6 | 50.0# |
| Positive predictive value | 67.4 | 55.3 | 75.0 | 75.0 | 71.4 | 78.2 | 63.6 |
| Negative predictive value | 56.9 | 58.3 | 55.8 | 49.1 | 57.9 | 69.8 | 68.3 |
| Consistent rate | 61.0 | 55.9 | 61.0 | 50.8 | 62.7 | 73.7# | 65.3 |
*P < 0.05 compared with kit B; #P < 0.05 compared with kit D
