Clinical Research Directory

Inclusion Criteria: * Women over 50 years old * Consent to participate in the study * Willingness to take urine and blood samples according to the protocol Exclusion Criteria: * Known congenital developmental defects of the urinary tract (congenital hydronephrosis, vesicoureteral reflux, renal agenesis, and hypoplasia, multicystic and polycystic kidneys) * Recurrent urinary tract infections (more than 3 episodes in the last 12 months) * Presence of any lower-urinary tract symptoms (urgency, frequency, incontinence, stranguria, urge to urinate, weak urine stream, the feeling of post-micturition residue) * The presence of a foreign body in the urinary tract - urolithiasis, urinary catheter, ureteral stent * Acute or chronic diseases with possible influence on lower-urinary tract function * Medications with possible influence on lower-urinary tract function * Rheumatoid arthritis * Diabetes mellitus