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. 2015 Dec 28;19(4):265–271. doi: 10.5213/inj.2015.19.4.265

Table 3.

Urodynamic findings

Variable Conventional Ambulatory P-value
Sensation (mL)
 Volume at first sensation 244.2±122.2 -
 Volume at normal desire 351.9±158.2 -
 Maximum cystometric capacity 496.8±234.4 -
Intravesical pressure (cm H2O)
 Maximum intravesical pressure (at maximum capacity) 53.7±17.5 50.2±9.2 0.264
 Mean intravesical pressure 31.4±9.6a) 34.4±5.2 0.152
Neobladder wall (subtracted) pressure (cm H2O)
 At first sensation 14.4±9.1 -
 At normal desire 22.1±13.5 -
 Maximum 24.9±13.9 39.2±13.5 0.001
 On neobladder contractions 31.2±11.1 -
 On contractions without urine leakage - 28.6±9.0
 On contractions with urine leakage - 18.2±7.3
Voiding phase
 Maximum flow rate (mL/sec) 10.3±5.2 8.6±2.9 0.035
 Voided volume (mL) 406.0±210.6 204.8±58.1 0.001
 Maximum voided volume (mL) - 259.9±77.8
 Postvoid residual volume (mL) 95.0±36.4 120.0±83.2 0.207
Patients with incontinence
 During the day 13 (40.6) 18 (56.2) 0.332
 During the night - 28 (87.5)

Values are presented as mean±standard deviation or number (%).

a)

At half of maximum capacity.