Table 3 Log-rank test for factors associated with the response to steroid therapy.
Factors | Groups (number of patients) | Response rate at 1 year (%) | P value |
|---|---|---|---|
Age | ≥ 71 (17)/≤ 70 (12) | 66/51 | 0.85 |
IMRT method | Linac (16)/Tomotherapy (13) | 46/72 | 0.33 |
Use of ADT | Yes (21)/No (8) | 61/63 | 0.93 |
Use of antithrombotics | Yes (9)/No (15) | 83/49 | 0.37 |
Presence of DM | Yes (7)/No (22) | 100/44 | 0.02 |
Rectal %V40Gy | ≥ 35.0% (14)/< 35.0 % (15) | 50/83 | 0.27 |
Rectal %V70Gy | ≥ 8.1 % (15)/< 8.1 % (14) | 47/85 | 0.18 |