Table 1.
Baseline characteristics of 264 men who underwent primary radical prostatectomy
| Detrusor underactivity | ||
|---|---|---|
|
| ||
| No (n=156) | Yes (n=108) | |
| Age at RP, year | 61 (56, 66) | 61 (57, 66) |
|
| ||
| Pre-RP PSA, ng/mL | 6.6 (4.4, 9.2) | 5.7 (4, 8.9) |
|
| ||
| Type of surgery | ||
| Open | 119 (76%) | 66 (61%) |
| Laparoscopic or robotic | 37 (24%) | 42 (39%) |
|
| ||
| Year of RP | ||
| before 1990 | 3 (2%) | 1 (1%) |
| 1990–1995 | 18 (12%) | 8 (7%) |
| 1995–2000 | 18 (12%) | 16 (15%) |
| 2000–2005 | 54 (35%) | 30 (28%) |
| 2005–2008 | 57 (37%) | 53 (49%) |
| Missing | 6 (4%) | 0 (0%) |
|
| ||
| Clinical stage | ||
| ≤T2A | 88 (56%) | 66 (61%) |
| ≥T2B | 23 (15%) | 25 (23%) |
| Missing | 45 (29%) | 17 (16%) |
|
| ||
| Nerve sparing status | ||
| None | 21 (13%) | 18 (17%) |
| Unilaterally | 12 (8%) | 9 (8%) |
| Bilaterally | 72 (46%) | 53 (49%) |
| Missing | 51 (33%) | 28 (26%) |
| Biopsy Gleason grade | ||
| ≤6 | 63 (40%) | 47 (44%) |
| =7 | 44 (28%) | 35 (32%) |
| ≥8 | 18 (12%) | 8 (7%) |
| Missing | 31 (20%) | 18 (17%) |
|
| ||
| Time between RP to UDS evaluation (months) to clinic visit, months | 38 (16, 89) | 25 (15, 75) |
|
| ||
| Pelvic radiation | 34 (22%) | 19 (18%) |
Data are given as frequency (percentage) or median (interquartile range).
RP: radical prostatectomy; PSA: prostate-specific antigen; UDS: urodynamic studies.