Table 3. Patient characteristics according to urine pH in all 198 cases and in 138 cases after propensity score matching.
| Characteristics | All 198 patients | 120 patients after propensity score matching | |||||
|---|---|---|---|---|---|---|---|
| Low UpH, n=128 | High UpH, n=70 | P value | Low UpH, n=60 | High UpH, n=60 | P value | ||
| Age, years | 52.0±13.0 | 47.2±12.8 | 0.0132 | 49.0±13.8 | 48.6±13.0 | 0.8760 | |
| Comorbidities | |||||||
| Hypertension | 30 (23.4) | 10 (14.3) | 0.1252 | 5 (8.3) | 9 (15.0) | 0.2553 | |
| Diabetes mellitus | 9 (7.0) | 5 (7.1) | 0.9766 | 4 (6.7) | 5 (8.3) | 0.7289 | |
| Prostate volume, mL | 19.8±8.4 | 17.1±5.4 | 0.0171 | 17.9±5.7 | 17.3±5.8 | 0.5739 | |
| Prostate imaging findings (any) | 44 (34.4) | 32 (45.7) | 0.1168 | 22 (36.7) | 29 (48.3) | 0.1961 | |
| Laboratory data | |||||||
| Hemoglobin, g/dL | 15.1±1.2 | 14.7±2.5 | 0.0457 | 15.0±1.2 | 15.0±1.1 | 0.9186 | |
| WBC, ×109/L | 6.2±1.7 | 5.8±1.6 | 0.1192 | 6.2±1.7 | 5.9±1.7 | 0.3626 | |
| Platelet, ×104/μL | 21.6±4.9 | 22.7±4.4 | 0.1515 | 22.6±5.3 | 22.8±4.1 | 0.8134 | |
| Albumin, g/dL | 4.4±0.4 | 4.4±0.3 | 0.6615 | 4.4±0.4 | 4.5±0.3 | 0.3954 | |
| Blood urea nitrogen, mg/dL | 15.1±4.6 | 13.7±6.0 | 0.0584 | 13.6±3.4 | 13.8±6.0 | 0.8223 | |
| Creatinine, mg/dL | 0.9±0.2 | 0.9±0.8 | 0.7703 | 0.9±0.1 | 0.8±0.2 | 0.7955 | |
| Aspartate transferase, IU/L | 25±14 | 22±11 | 0.1253 | 24±15 | 23±11 | 0.7307 | |
| Alanine transferase, IU/L | 28±21 | 22±15 | 0.0447 | 24±21 | 24±15 | 0.9605 | |
| Urinalysis | |||||||
| RBC ≥5/HPF | 20 (19.1) | 8 (11.4) | 0.4179 | 6 (10.0) | 6 (10.0) | 1.0000 | |
| WBC ≥5/HPF | 13 (10.2) | 4 (5.7) | 0.2862 | 5 (8.3) | 4 (6.7) | 0.7289 | |
| Treatment | |||||||
| Any | 73 (57.0) | 46 (65.7) | 0.2136 | 41 (68.3) | 35 (58.3) | 0.2557 | |
| Antibiotics | 49 (38.3) | 36 (51.4) | 0.0683 | 29 (48.3) | 27 (45.0) | 0.7144 | |
| Hemostatic agents | 36 (28.1) | 19 (27.1) | 0.9205 | 17 (28.3) | 15 (25.0) | 0.6797 | |
| Improvement of hematospermia | 125 (97.7) | 59 (84.3) | 0.0112 | 56 (93.3) | 49 (81.7) | 0.0533 | |
| Recurrence of hematospermia | 12 (9.4) | 8 (11.4) | 0.6289 | 3 (5.0) | 6 (10.0) | 0.2985 | |
Data are presented as mean ± standard deviation or number (percentage). UpH, urine pH; RBC, red blood cell; WBC, white blood cell; HPF, high power filed.