Table 4.
Comparison of parameters between continence and incontinence patients at 24 and 48 months after operation
| Variable | 24 Months | 48 Months | ||||
|---|---|---|---|---|---|---|
| Continence (N = 375) | Incontinence (N = 94) | P value | Continence (N = 166) | Incontinence (N = 51) | P value | |
| Age (years) | 63.93 ± 8.48 | 65.82 ± 7.62 | 0.016 | 65.70 ± 7.78 | 66.16 ± 7.97 | 0.719 |
| BMI (kg/m2) | 25.16 ± 2.91 | 24.71 ± 3.05 | 0.186 | 25.21 ± 2.89 | 25.30 ± 2.61 | 0.832 |
| Comorbidities, no (%) | ||||||
| HP | 138 (36.80%) | 27 (28.72%) | 0.143 | 53 (31.93%) | 20 (39.22%) | 0.335 |
| DM | 60 (16.00%) | 11 (11.70%) | 0.299 | 25 (15.06%) | 13 (25.49%) | 0.087 |
| CHD | 40 (10.67%) | 6 (6.38%) | 0.212 | 21 (12.65%) | 6 (11.76%) | 0.867 |
| CD | 11 (2.93%) | 4 (4.26%) | 0.515 | 5 (3.01%) | 2 (3.92%) | 0.748 |
| PSA (ng/mL) | 30.00 ± 34.03 | 33.77 ± 35.59 | 0.343 | 30.57 ± 40.59 | 35.60 ± 38.12 | 0.433 |
| PV (mL) | 35.97 ± 19.66 | 34.72 ± 15.95 | 0.567 | 34.50 ± 18.85 | 40.11 ± 20.82 | 0.071 |
| Gleason score, no (%) | 0.336 | 0.501 | ||||
| ≤6 | 109 (29.07%) | 29 (30.85%) | 49 (29.52%) | 20 (39.22%) | ||
| 7 | 151 (40.27%) | 42 (44.68%) | 63 (37.95%) | 19 (37.25%) | ||
| ≥8 | 103 (27.47%) | 18 (19.15%) | 47 (28.31%) | 11 (21.57%) | ||
| Unknown | 12 (3.19%) | 5 (5.32%) | 7 (4.22%) | 1 (1.96%) | ||
| Clinical T stage, no (%) | 0.806 | 0.356 | ||||
| T1a,b | 1 (0.27%) | 0 | 0 | 0 | ||
| T1c | 68 (18.13%) | 15 (15.96%) | 32 (19.28%) | 8 (15.69%) | ||
| T2a,b | 133 (35.47%) | 39 (41.49%) | 54 (32.53%) | 11 (21.57%) | ||
| T2c | 152 (40.53%) | 34 (36.17%) | 70 (42.17%) | 29 (56.86%) | ||
| T3a | 2 (0.53%) | 0 | 2 (1.20%) | 0 | ||
| T3b | 19 (5.07%) | 6 (6.38%) | 8 (4.82%) | 3 (5.88%) | ||
| OT (mins) | 155.19 ± 48.98 | 146.79 ± 42.32 | 0.128 | 154.39 ± 49.88 | 152.14 ± 53.29 | 0.782 |
| NS, no (%) | 65 (17.33%) | 12 (12.77%) | 0.285 | 20 (12.05%) | 8 (15.69%) | 0.498 |
| PLND, no (%) | 204 (54.40%) | 52 (55.32%) | 0.873 | 91 (54.82%) | 33 (64.71%) | 0.212 |
| DIC (days) | 21.27 ± 11.21 | 19.94 ± 5.08 | 0.260 | 21.14 ± 12.23 | 20.20 ± 7.93 | 0.603 |
Abbreviations: BMI Body mass index, CHD Coronary heart disease, CD Cerebrovascular diseases, DM Diabetes mellitus, DIC Duration of indwelling catheter, HP Hypertension, NS Nerve-sparing, OT Operation time, PSA Prostate-specific antigen, PV Prostate volume, PLND Pelvic lymph node dissection