TABLE 3.
Comparison of positive and negative TRC-2 or AFS results with culture results for extrapulmonary specimens
| Result by culture | No. (%) of specimens with the indicated result by: |
Total no. of specimens | |||
|---|---|---|---|---|---|
| TRC-2 |
AFS |
||||
| Positive | Negative | Positive | Negative | ||
| Positive | 10 (83.3)a,b | 2 | 1 (8.3)a,b | 11 | 12 |
| Negative | 2 (95.8)c | 45 | 0 (100)c | 47 | 47 |
| Total | 12 | 47 | 1 | 58 | 59 |
a
Sensitivity (expressed as a percentage) is given in parentheses.
b
P < 0.0001 for comparison of TRC-2 with AFS.
c
Specificity (expressed as a percentage) is given in parentheses.