Table 3.
Characteristic | Change to positive1 | Change to negative2 | No change3 | p-value |
---|---|---|---|---|
Survival | ||||
Alive | 4 | 0 | 4 | .09 |
Dead | 1 | 3 | 4 | |
Disease-specific Survival | ||||
Alive | 4 | 0 | 5 | .08 |
Dead | 1 | 3 | 3 | |
Distant Metastases | ||||
Yes | 2 | 3 | 3 | .16 |
No | 3 | 0 | 5 | |
Local-regional failure4 | ||||
Yes | 0 | 3 | 3 | .02 |
No | 5 | 0 | 5 |
negative in pre-radiation specimen and subsequently positive in specimen taken 48 hours after treatment initiation
positive in pre-radiation specimen and subsequently negative in specimen taken 48 hours after treatment initiation
no change in positivity or negativity between the patient specimens
local-regional includes central, pelvic, and para-aortic relapses