Table 1.
Characteristics of the patient cohort. IQR, interquartile range.
| characteristic | all patients (n = 71) |
cured patients (n = 64) |
relapsing patients (n = 7) |
||||||
|---|---|---|---|---|---|---|---|---|---|
| median | IQR | range | median | IQR | range | median | IQR | range | |
| clinical | |||||||||
| Pd (ng ml−1) | 6.8 | (4.9, 9.1) | (0.6, 25.4) | 6.6 | (4.9, 8.9) | (0.6, 18.9) | 10.1 | (5.6,14.7) | (3.8,25.4) |
| Gleason score | 6 | (6, 7) | (4, 7) | 6 | (6, 7) | (4, 7) | 6 | (6, 7) | (6, 7) |
| age at EBRT (yr) | 76 | (73, 78) | (63, 82) | 76 | (73, 78) | (63, 82) | 74 | (71, 78) | (68, 80) |
| radiation | |||||||||
| total dose (Gy) | 76 | (74, 76) | (60, 78) | 76 | (74, 76) | (60, 78) | 76 | (76, 76) | (76, 78) |
| doses | 38 | (37, 38) | (20, 39) | 38 | (37, 38) | (20, 39) | 38 | (38, 38) | (38, 39) |
| EBRT duration (mo) | 1.9 | (1.8, 2.1) | (0.9, 3.9) | 1.9 | (1.8, 2.1) | (0.9, 3.9) | 2.0 | (2.0, 3.5) | (1.9, 3.7) |
| PSA history | |||||||||
| number of PSA values | |||||||||
| total | 9 | (7, 10) | (6, 15) | 9 | (8, 10) | (6, 15) | 8 | (7, 9) | (6, 10) |
| pre-EBRT | 1 | (1, 2) | (1, 7) | 1 | (1, 2) | (1, 7) | 1 | (1, 2) | (1, 2) |
| post-EBRT | 7 | (6, 8) | (5, 12) | 7 | (6, 8) | (5, 12) | 6 | (5, 8) | (5, 9) |
| follow-up time (mo) | |||||||||
| total | 56.8 | (51.7, 59.4) | (38.3, 69.5) | 56.7 | (51.4, 59.3) | (40.8, 69.5) | 58.2 | (54.3, 61.1) | (38.3, 66.4) |
| pre-EBRT | 8.9 | (6.3, 13.6) | (2.2, 27.8) | 9.0 | (6.3, 13.6) | (2.2, 27.8) | 8.9 | (7.4, 15.2) | (5.3, 20.8) |
| post-EBRT | 43.4 | (36.9, 47.8) | (27.9, 59.7) | 42.7 | (37.0, 48.5) | (27.9, 59.7) | 43.5 | (37.6, 46.7) | (29.2, 53.6) |