Table 1. Clinicopathological characteristics of patients according to age (n=743).
| Characteristics | Groups | P value | |
|---|---|---|---|
| Age <60 years | Age ≥60 years | ||
| No. of patients (%) | 126 (17) | 617 (83) | |
| Mean follow-up (months) | 40.0 | 38.1 | 0.162 |
| Mean BMI (kg m−2) | 24.2 | 24.4 | 0.395 |
| Mean PSA (ng ml−1) | 11.1 | 11.9 | 0.537 |
| Mean prostate specimen weight (g) | 34.9 | 41.6 | <0.001 |
| Biopsy Gleason score (%) | 0.826 | ||
| ≤6 | 67 (53.2) | 312 (50.6) | |
| 7 | 43 (34.1) | 216 (35.0) | |
| ≥8 | 16 (12.7) | 89 (14.4) | |
| Clinical stage (%) | 0.334 | ||
| T1c | 80 (63.5) | 350 (56.7) | |
| T2a,b | 42 (33.3) | 235 (38.2) | |
| T2c | 4 (3.2) | 32 (5.2) | |
| Pathological Gleason score (%) | 0.116 | ||
| ≤6 | 42 (33.4) | 152 (24.7) | |
| 7 | 73 (57.9) | 395 (64.0) | |
| ≥8 | 11 (8.7) | 70 (11.3) | |
| Extracapsular extension (%) | 32 (25.4) | 196 (31.8) | 0.158 |
| Seminal vesicle invasion (%) | 11 (8.7) | 55 (8.9) | 0.947 |
| Positive surgical margin (%) | 40 (31.7) | 216 (35.0) | 0.483 |
| D'Amico risk group (%) | 0.390 | ||
| Low | 52 (41.3) | 225 (36.5) | |
| Intermediate | 45 (35.7) | 215 (34.8) | |
| High | 29 (23.0) | 177 (28.7) | |
Abbreviations: BMI, body mass index; PSA, prostate-specific antigen.