Table 3 Statistics for each radiotracer concerning in situ carcinoma detection, in the total group of patients studied and in the subgroup that underwent both examinations (double phase study)
| Â | 99mTc-(V)DMSA radiotracer | 99mTc-Sestamibi radiotracer | ||
|---|---|---|---|---|
| Â | Head-to-head patients (45/102) | Total patients (72/102) | Head-to-head patients (45/102) | Total patients (75/102) |
Sensitivity | 92% | 95% | 42% | 46% |
Specificity | 91% | 77% | 94% | 90% |
Accuracy | 91% | 82% | 80% | 83% |
Positive predictive value | 79% | 60% | 71% | 50% |
Negative predictive value | 97% | 98% | 82% | 89% |