Table 1.
Summary of outcomes of surgical treatments for stress urinary incontinence with underactive bladder
| Trials | No. of patients | Follow-up duration | Definition of UAB or DU | Efficacy outcome | Safety outcome |
|---|---|---|---|---|---|
| TOT | |||||
| Kim and Kim [14] | 41 | ≥ 2 Years | Qmax < 15 mL/sec and PdetQmax < 20 cm H2O | Cure rate: 88%, satisfaction rate 71% | Change of PVR: 16.1 ± 32.3 mL → 26.1 ± 27.9 mL (P < 0.05) |
| Natale et al. [15] | 118 | 76 Months | PdetQmax+Qmax < 30 cm H2O | Cure rate: 82% in DU vs. 84% in control group (P = 1.000) | Postoperative voiding difficulty: 7.3% |
| Postoperative VD: 36% in DU vs. 16% in control group (P = 0.0339) | |||||
| Retropubic MUS | |||||
| Ong and Kuo [4] | 403 | 97 Months | Based on preoperative videourodynamics | Cure rate: 79.4% in DU vs. 84.5% in stable bladder | Change of PVR: 182.2 ± 291.3 mL → 214 ± 202 mL in DU vs. 35.3 ± 6.3 mL → 30.2 ± 50 mL in stable bladder |
| Chen et al. [16] | 71 | 12 Months | Qmax < 15 mL/sec and PdetQmax < 20 cm H2O | Improvement rate: 76% | Preoperative Pdet and Qmax in no improvement group: 4.87 ± 7.17 cm H2O and 5.00 ± 6.07 mL/sec |
| TOA | |||||
| Lee et al. [17] | 30 | 6 Months | Qmax ≤ 12 mL/sec with a voided volume ≥ 100 mL | Cure rate: 76.7%, satisfaction rate: 80% | No significant change in Qmax and PVR, persistent VD: 3.3% |
| Jo et al. [18] | 30 | 1 Year | Qmax < 15 mL/sec | Cure rate: 80% | Change of PVR: 263.3±78.2 mL→317.9±187.6 mL (P=0.268), change of Qmax 17±9.4 mL/ sec → 14.1±9.8 mL/sec (P=0.044) |
| Remeex system | |||||
| Ko et al. [19] | 27 | 38 Months | Definition by 2002 ICS standardization report | Cure rate: 81.5% | Change of PVR: 72.1±88.8 mL→56.8±87.5 mL (P=0.717), change of Qmax 12.6±6.3 mL/sec→8.9±5.7 mL/sec (P = 0.044) |
| Chung and Yoo [20] | 102 | 43.9 Months | Qmax ≤ 12 mL/sec with a voided volume ≥ 150 mL | Cure rate: 53.6% in VD vs. 62.2% in control group (P = 0.78) | Change of PVR: 6.46 ± 50.91 mL in VD vs. 6.81±32.94 mL in control group (P=0.968), change of Qmax: -0.36 ± 1.93 mL/sec in VD vs. -1.65 ± 7.29 mL/sec in control-group (P = 0.165) |
| Complication rate: 25.0% in VD vs. 20.3% in control group (P = 0.604) |
UAB, underactive bladder; DU, detrusor underactivity; TOT, transobturator tape; Qmax, maximal flow rate; PdetQmax, detrusor pressure at maximal flow rate; PVR, postvoid residual volume; VD, voiding dysfunction; MUS, midurethral sling; TOA, transobturator adjustable tape; ICS, International Continence Society.