Table 3.
Urodynamic parameters of study population for overactive bladder (OAB).
| Parameter | Sham (N = 15) | LiESWT (N = 50) | ||||||
|---|---|---|---|---|---|---|---|---|
| W0 | W4 | W0 | W4 | W8 | F1 | F3 | F6 | |
| 3-day urinary diary record | ||||||||
| Intake (mL) | 2094.8 ± 208.7 | 2196.5 ± 111.2 | 1987.0 ± 85.0 | 1906.8 ± 82.3 | 2180.9 ± 221.5 | 1921.3 ± 93.0 | 1969.3 ± 97.7 | 1867.0 ± 55.7 |
| Output (mL) | 2321.9 ± 250.4 | 2219.0 ± 166.6 | 2113.4 ± 89.5 | 2017.3 ± 79.4 | 2007.7 ± 83.4 | 2064.2 ± 82.0 | 2034.0 ± 93.4 | 1878.2 ± 64.4 |
| Average voided volume (mL) | 196.4 ± 10.8 | 211.8 ± 10.0 | 186.9 ± 8.4 | 207.1 ± 7.8 | 224.6 ± 8.6 # | 215.2 ± 8.6 | 217.1 ± 9.0 | 198.7 ± 7.6 |
| Functional bladder capacity (mL) | 342.5 ± 17.6 | 345.3 ± 23.5 | 330.5 ± 12.2 | 349.9 ± 12.1 | 375.5 ± 13.2 # | 350.2 ± 12.9 | 358.2 ± 14.6 | 348.7 ± 13.6 |
| Daytime frequency (times) | 12.18 ± 0.99 | 12.00 ± 1.01 | 11.85 ± 0.50 | 9.76 ± 0.37+, ## | 9.48 ± 0.33 ## | 9.65 ± 0.30 ## | 8.89 ± 0.26 ## | 9.46 ± 0.36 ## |
| Nocturia (times) | 1.88 ± 0.43 | 1.57 ± 0.33 | 1.77 ± 0.17 | 1.35 ± 0.12 | 1.20 ± 0.12 ## | 1.22 ± 0.11 # | 1.18 ± 0.11 # | 1.41 ± 0.14 |
| Urgency (times) | 3.07 ± 0.29 | 2.83 ± 0.27 | 3.16 ± 0.39 | 2.13 ± 0.33 | 1.96 ± 0.34 # | 1.90 ± 0.35 # | 1.68 ± 0.31 # | 1.10 ± 0.23 ## |
| Uroflowmetry data | ||||||||
| Voided urine volume (mL) | 293.8 ± 36.3 | 309.1 ± 42.5 | 296.2 ± 16.7 | 357.5 ± 20.1 # | 373.9 ± 21.5 # | 342.4 ± 16.8 | 344.2 ± 15.3 | 340.7 ± 13.4 |
| Maximum flow rate (Qmax) (mL/s) | 27.87 ± 2.59 | 26.46 ± 2.93 | 25.61 ± 1.69 | 27.45 ± 1.60 | 30.51 ± 1.26 # | 30.73 ± 1.37 # | 33.60 ± 3.26 # | 32.74 ± 1.83 # |
| Post voided residual (PVR) (mL) | 43.88 ± 14.27 | 56.43 ± 12.06 | 49.63 ± 6.18 | 40.88 ± 5.39 | 38.19 ± 4.66 | 30.04 ± 3.90 # | 31.24 ± 3.12 # | 23.86 ± 2.66 # |
| OABSS score (points) | ||||||||
| Total score | 7.80 ± 0.68 | 6.20 ± 0.98 | 7.42 ± 0.41 | 4.50 ± 0.20 +,## | 3.75 ± 0.25 ## | 3.23 ± 0.20 ## | 3.38 ± 0.24## | 3.50 ± 0.26## |
| Daytime frequency | 1.18 ± 0.14 | 1.10 ± 0.11 | 1.22 ± 0.07 | 0.84 ± 0.04 +,## | 0.77 ± 0.05 ## | 0.77 ± 0.05 ## | 0.70 ± 0.06 ## | 1.00 ± 0.09 |
| Nocturia | 2.36 ± 0.29 | 2.09 ± 0.33 | 2.30 ± 0.10 | 1.45 ± 0.11 +,## | 1.31 ± 0.12 ## | 1.17 ± 0.11## | 1.33 ± 0.11 ## | 1.33 ± 0.11 ## |
| Urgency | 2.82 ± 0.52 | 2.55 ± 0.48 | 2.86 ± 0.19 | 1.70 ± 0.15 +,## | 1.33 ± 0.16 ## | 0.96 ± 0.13 ## | 1.02 ± 0.14 ## | 0.83 ± 0.13 ## |
| Urgency incontinence | 2.00 ± 0.68 | 1.88 ± 0.67 | 1.94 ± 0.21 | 0.89 ± 0.14 +,## | 0.81 ± 0.15 ## | 0.64 ± 0.11 ## | 0.78 ± 0.13 ## | 0.88 ± 0.16 # |
Note: SE, standard error; W, week; W4, once per week, 4-week of LiESWT; W8, once per week, 8-week of LiESWT; F1, 1-month follow-up; F3, 3-month follow-up; F6, 6-month follow-up; OABSS, Overactive Bladder Symptom Scores. Values are means ± SE. # p < 0.05; ## p < 0.01 vs. W0. + p < 0.05 vs. sham group. N = 15 (Sham) and N = 50 (LiESWT).