Table 4.
Clinical and pathological factors of patients with a number of positive cores between 1–2 or < 2 compared with the biopsy negative (control) group
| Variables | Population (n = 421) | N+ |
p | ||
|---|---|---|---|---|---|
| 0 (n = 229) | 1–2 (n= 77) | > 2 (n = 115) | |||
| Continous, median (range) | |||||
| Age (years) | 66.0 (40–90) | 65 (44–90) | 67 (45–89) | 70 (40–83) | < 0.0001 |
| BMI (kg/m2) | 26.1 (18.3–42.6) | 26.1 (18.3–42.6) | 26 (20.3–35.9) | 26.5 (19.6–39.1) | 0.668 |
| PSA (ng/mL) | 6 (0.3–29.0) | 6 (0.3–23.2) | 5.8 (1.2–29) | 6.2 (0.8–27.0) | 0.052 |
| PV (mL) | 36.8 (7.3–114.8) | 43.3 (7.3–114.8) | 34.6 (12.2–99.3) | 28.4 (12.5–77.7) | < 0.0001 |
| PSAD (ng/mL) | 0.16 (0.01–1.2) | 0.13 (0.01–1.0) | 0.17 (0.03–0.82) | 0.22 (0.2–1.2) | < 0.0001 |
| Categorical, n (%) | |||||
| FAM | 0.069 | ||||
| No | 357 (84.8) | 199 (47.3) | 68 (16.2) | 90 (21.4) | |
| Yes | 64 (15.2) | 30 (7.1) | 9 (2.1) | 25 (5.9) | |
| SMK | 0.652 | ||||
| No | 218 (51.8) | 123 (29.2) | 37 (8.8) | 58 (13.8) | |
| Yes | 203 (48.2) | 106 (25.2) | 40 (9.5) | 57 (13.5) | |
| DRE (±) | 0.002 | ||||
| No | 338 (80.3) | 197 (46.8) | 60 (14.3) | 81 (19.2) | |
| Yes | 83 (19.7) | 32 (7.6) | 17 (4) | 34 (8.1) | |
| CII | < 0.0001 | ||||
| No | 331 (78.6) | 156 (37.1) | 66 (15.7) | 109 (25.9) | |