Table 1.
Patient baseline characteristics by treatment group (iterative matching sample).
| TAM | HESr | p value | |||
|---|---|---|---|---|---|
| n | Mean (SD) | n | Mean (SD) | ||
| Age, mean (SD) years | 318 | 64.6 (8.4) | 335 | 63.5 (9.1) | 0.112 |
| BMI (kg/m2), mean (SD) | 311 | 26.8 (2.9) | 332 | 26.7 (2.9) | 0.487 |
| IPSS, mean (SD) | 353 | 17.4 (4.8) | 384 | 16.8 (5.2) | 0.105 |
| IPSS voiding subscore | 353 | 10.0 (3.3) | 384 | 9.6 (3.4) | 0.109 |
| IPSS storage subscore | 353 | 7.4 (2.2) | 384 | 7.2 (2.4) | 0.232 |
| Nocturia | 353 | 2.4 (1.0) | 384 | 2.4 (1.0) | 0.539 |
| BII, mean (SD) | 353 | 7.2 (2.3) | 384 | 6.9 (2.3) | 0.107 |
| IPSS 8 (QoL) | 353 | 3.7 (1.1) | 384 | 3.6 (1.1) | 0.163 |
| Time since diagnosis (years) | 317 | 1.0 (2.3) | 334 | 1.3 (2.9) | 0.167 |
| Qmax (ml/s) | 159 | 11.8 (3.4) | 158 | 12.4 (3.6) | 0.111 |
| Prostate volume (cm3) | 301 | 51.7 (19.5) | 324 | 49.3 (17.0) | 0.109 |
| PSA (ng/ml) | 325 | 2.5 (1.3) | 351 | 2.4 (1.2) | 0.375 |
TAM: tamsulosin; HESr: hexanic extract of Serenoa repens. BMI: body mass index; IPSS: International Prostate Symptom Score; BII: Benign Prostatic Hyperplasia Impact Index; QoL: quality of life; Qmax: maximum urinary flow rate; PSA: prostate-specific antigen.