Table 1 Inclusion and exclusion criteria for healthy female and male volunteers

Written informed consent

Any lower urinary tract symptoms^{d, f, c}

Good mental^a and physical health^c

Any neurological or urological pathology ^{e, f, c}

Age > 18 years^c

Current pregnancy^bc, lactation^c

No regular intake of medication^c

UTI^{b, c, f}

Bladder capacity <150 mL or SDV already at 60mL^{d, e, g}

Hematuria^b

Number of voids per day <8, number of voids per night <2^{d, f, c}

Any anatomical anomaly/malignancy of the LUT or genitalia ^{e, c}

Any previous pelvic, spine or craniocerebral surgery^c