Impact of Sacral Surface Therapeutic Electrical Stimulation on Early Recovery of Urinary Continence after Radical Retropubic Prostatectomy: A Pilot Study

Table 1

The demographic and clinical characteristics of the patient population.

	PFE (𝑛=20)	SS- TES (𝑛=15)	𝑃 *
Age (year)	63.1 ± 6.4	61.4±6.6	.46
PSA	10.7 ± 9.1	9.8 ± 6.6	.72
Clinical stage
T1	70%	80%
T2	15%	13%
T3	15%	7%	.72 c
Biopsy Gleason sum
6	5%	7%
7	85%	86%
8	5%	7%
9	5%	0%	.84 c
Nerve sparing
No nerve sparing	10%	13%
Unilateral	50%	33%
Bilateral	40%	53%	.62 c
Operation time	221±66	226±71	.85
Blood loss	1170±721	838±360	.11
Prostate weight	59.7±30.1	45.1±12.8	.09
Pathological stage
pT2	80%	77%
pT3	20%	23%	.74 c
Positive margin	20%	13%	.60 c

c: Chi-square test.
*Unpaired 𝑡-test unless otherwise noted.