| Non-OSNA group | OSNA group | (All Fishers Exact Test) | |
Micro- and Macro-metastases | ||||
Sensitivity | 23% | 29% | P = 0.82 | |
Specificity | 100% | 100% | P = 1 | |
Positive Predictive Value | 100% | 100% | P = 1 | |
Negative Predictive Value | 77% | 74% | P = 0.7 | |
| Non-OSNA group | OSNA group |
| |
Macro-metastases only | ||||
Sensitivity | 26% | 41% | P = 0.12 | |
Specificity | 100% | 100% | P = 1 | |
Positive Predictive Value | 100% | 100% | P = 1 | |
Negative Predictive Value | 78% | 84% | P = 0.14 |