Table 2.
DTC in patients NED after RP stratified by clinicopathological variables. Complete staging information was unavailable from 2 patients. All p values are χ2.
| Characteristic | Overall
|
DTC
|
p | |
|---|---|---|---|---|
| Yes
|
No
|
|||
| n (%) | n (%) | n (%) | ||
| No. of patients | 98 | 56 (57) | 42 (43) | |
| Pre-operative PSA | ||||
| <4 | 12 (12) | 6 (50) | 6 (50) | |
| 4–10 | 69 (70) | 43 (62) | 26 (38) | |
| 10–20 | 11 (11) | 5 (45) | 6 (55) | |
| >20 | 6 (6) | 2 (33) | 4 (67) | 0.39 |
| Pathologic stage | ||||
| T2 | 84 (86) | 48 (57) | 36 (43) | |
| T3-4 | 11 (11) | 8 (73) | 3 (27) | |
| Tany, N+ | 2 (22) | 0 (0) | 2 (100) | 0.15 |
| Gleason grade | ||||
| 4–6 | 70 (71) | 42 (60) | 28 (40) | |
| 7 | 23 (23) | 13 (57) | 10 (43) | |
| 8–10 | 3 (3) | 1 (33) | 2 (67) | 0.64 |
| Surgical margin | ||||
| Positive | 35 (36) | 21 (60) | 14 (40) | |
| Negative | 61 (62) | 35 (57) | 26 (43) | 0.8 |
| Age | ||||
| 40–50 | 11 (11) | 6 (55) | 5 (45) | |
| 51–60 | 40 (41) | 27 (68) | 13 (33) | |
| >60 | 47 (48) | 23 (49) | 24 (51) | 0.22 |
| Race | ||||
| African-American | 6 (6) | 3 (50) | 3 (50) | |
| White | 92 (94) | 53 (58) | 39 (42) | 0.72 |
Abbreviations: DTC, disseminated tumor cells; PSA, prostate specific antigen