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Baseline patient characteristics.
| Parameter | OSP (n = 23) | RSP (n = 29) | P value∗ |
|---|---|---|---|
| Age (years) | 70.7 ± 6.0 | 70.5 ± 7.9 | 0.91 |
| PSA (ng/ml) | 11.0 ± 8.1 | 8.4 ± 8.6 | 0.26 |
| TPV (ml) | 118.6 ± 21.7 | 108.2 ± 25.0 | 0.12 |
| TZV (ml) | 76.6 ± 23.8 | 67.7 ± 19.5 | 0.15 |
| Urethral stenosis | 1 (4.4%) | 1 (3.4%) |
OSP, open simple prostatectomy; PSA, prostate specific antigen; RSP, robotic simple prostatectomy; TPV, total prostate volume; TZV, transitional zone volume.
∗P values were calculated using Student t test.
