Table 1.
Studies of Postprostatectomy Incontinence and Causes
| Study | Patients (N) | Method | Stress Incontinence (%) | Sphincter Incompetence (%) | Urethral Length | Detrusor Overactivity (%) | Impaired DC (%) | Impaired Contractility (%) | Postoperative Complications (%) |
|---|---|---|---|---|---|---|---|---|---|
| Groutz A et al15 | 83 | Urodynamics | 32 | 88 | 4 | 82 | 1.2 | ||
| Leach GE et al16 | 25 | Urodynamics | 32 | 39.5 alone | 4 | 12 | |||
| Chao and Mayo17 | 74 | Urodynamics | 57 alone | 4 | 42 | 24 | |||
| Winters JC et al13 | 65 | Multichannel video urodynamics | 71 | 92 | 1.5 | ||||
| Desautel Mg et al11 | 39 | Multichannel video urodynamics and flexible cystoscopy | 59 alone | 39 | 39 | 67 | |||
| Gomha and Boone18 | 61 | Multichannel video | 100 | 5.6–16.3 | 22.2–25.6 | 26 | |||
| Nguyen L et al25 | 274 | Preoperative MRI | Mean length 14 mm | ||||||
| Coakley FV et al24 | 211 | Preoperative MRI | >12 mm associated with less incontinence | ||||||
| Paparel P et al26 | 64 | Pre- and postoperative MRI | 6% change in postoperative length | ||||||
| Giannantoni A et al28 | 49 | Urodynamics with pressure flow studies | 38.7 (18.4 de novo) | 61.2 (28.6 de novo) |
DC, detrusor compliance; MRI, magnetic resonance imaging; SI, stress incontinence.