Study Design:
Prospective Single-center Parallel-group 1:1 randomized Assessor-blinded RCT CONSORT-compliant
Inclusion criteria
Male Age 18-65 years Complaint of urinary frequency persisting for at least 3 months
On a 3-day bladder diary:
≥8 voids/24 hours Provision of written informed consent Sufficient cognitive capacity to learn pelvic floor muscle contraction
Exclusion criteria
Active urinary tract infection Prostate cancer Prostate surgery within the last 12 months
Neurological diseases:
Parkinson's disease Multiple sclerosis (MS) Stroke Spinal cord injury Neurogenic bladder due to diabetes mellitus Bladder stones Bladder tumor Urethral stricture
Within the last 3 months:
PFMT (pelvic floor muscle training) Biofeedback PTNS (percutaneous tibial nerve stimulation) Tibial nerve stimulation Recent dose change in antimuscarinic or β3-agonist therapy Randomization Computer-generated block randomization Block size of 4 or 6 Allocation concealment Sealed opaque envelopes
Assessment Time Points T0 = Baseline T1 = Week 6 T2 = Week 12 T3 = 6-month follow-up Primary Outcome 3-day bladder diary 24-hour voiding frequency
Secondary Outcomes OAB-V8 Symptom severity ICIQ-OAB Quality of life and symptom impact PGI-I Patient global impression of improvement
Ultrasound Measurements A) Pelvic Floor Muscle Strength Transabdominal ultrasound
During maximum voluntary contraction:
Bladder neck elevation (mm) 3 repetitions Average will be calculated
B) Pelvic Floor Muscle Endurance Following maximum contraction 10-second hold Duration of bladder neck elevation maintenance or Percentage of elevation maintained over 10 seconds
C) Post-Void Residual Volume (PVR) Via ultrasound Within the first 5 minutes after voiding Recorded in mL
Interventions Group 1 Bladder Training Urge suppression strategies Extending voiding intervals Fluid management Caffeine education ● (placeholder/bullet) Pelvic Floor Muscle Training 8 weeks
1 face-to-face session per week Home exercise program Fast contractions: 10 reps × 3 sets Maximal (sustained) contractions: 10 reps × 10 seconds each Functional contractions: To be performed when urgency is felt
Group 2 Bladder training only Same follow-up frequency Same training duration