Voiding and urodynamic variables at inclusion
| Placebo | Botulinum A toxin | |
|---|---|---|
| Data are means (SD) (numbers of patients). Obstructive symptoms, pollakiuria, urgencies, and incontinence were assessed using 10 cm visual analogue scales (0 = worst; 10 = best). | ||
| Voiding variables | ||
| Obstructive symptoms (cm) | 4.6 (2.8) (n = 41) | 4.3 (2.6) (n = 45) |
| Pollakiuria (cm) | 3.7 (3.1) (n = 41) | 3.0 (2.8) (n = 45) |
| Urgencies (cm) | 5.3 (3.1) (n = 41) | 4.9 (3.1) (n = 45) |
| Incontinence (cm) | 6.3 (3.1) (n = 41) | 6.4 (3.5) (n = 45) |
| International Prostatism Symptom Score | 20 (7) (n = 41) | 21 (7) (n = 45) |
| Voiding volume (ml) | 166 (166) (n = 34) | 135 (92) (n = 41) |
| Post-voiding residual urine volume (ml) | 217 (96) (n = 41) | 220 (99) (n = 45) |
| Urodynamic variables | ||
| Maximal urethral pressure (cm of water) | 84 (38) (n = 41) | 83 (28) (n = 44) |
| Cloture urethral pressure (cm of water) | 71 (41) (n = 41) | 68 (29) (n = 44) |
| Basal detrusor pressure (cm of water) | 10 (6) (n = 41) | 11 (5) (n = 45) |
| Pre-micturition detrusor pressure (cm of water) | 33 (20) (n = 37) | 33 (25) (n = 41) |
| Maximal detrusor pressure (cm of water) | 62 (23) (n = 41) | 67 (26) (n = 43) |
| Detrusor compliance at functional bladder capacity (ml/cm of water) | 41 (38) (n = 40) | 35 (32) (n = 45) |
| Maximal bladder capacity (ml) | 374 (171) (n = 41) | 344 (194) (n = 45) |
| Maximal urinary flow (ml/s) | 16 (12) (n = 24) | 13 (10) (n = 30) |