Peroneal Neuromodulation vs Pelvic Floor Exercises in OAB

Inclusion criteria

• Adults aged 18 years or older.
• Diagnosis of idiopathic overactive bladder (OAB) based on clinical evaluation.
• Presence of urinary urgency, with or without urgency urinary incontinence, usually accompanied by increased urinary frequency and/or nocturia.
• OAB symptoms present for at least 3 months.
• Ability to complete bladder diaries and symptom questionnaires.
• Willingness to participate in the study and provide written informed consent.
• Ability to comply with the assigned treatment protocol and scheduled follow-up visits.

Exclusion criteria

• Neurogenic lower urinary tract dysfunction or a known neurological disease affecting bladder function.
• Active urinary tract infection at the time of enrollment.
• Significant pelvic organ prolapse.
• Predominant stress urinary incontinence or mixed urinary incontinence with predominant stress symptoms.
• Clinically significant bladder outlet obstruction or urinary retention.
• History of major pelvic surgery or pelvic radiotherapy that may affect lower urinary tract function.
• Previous treatment with botulinum toxin injection or neuromodulation within the predefined washout period.
• Current use of OAB medications that cannot be discontinued or appropriately washed out before enrollment.
• Pregnancy.
• Presence of a cardiac pacemaker, implanted defibrillator, or another implanted electrical device incompatible with electrical stimulation.
• Any condition that, in the investigator's judgment, would prevent safe participation or adherence to the study protocol.