The investigators think that the two techniques of TOT (inside-out and outside-in) procedures both statistically improve the sexual functions, psychosocial state and quality of life after the surgery. Additionally postoperative physical and behavioral-emotional scores in PISQ-12 were statistically more increase in inside-out group than the outside-in group.

Inclusion Criteria:

• pure urodynamic SUI
• sexual active before and 2 months after the surgery
• married or single
• aged over 20
• have cured after TOT operation

Exclusion Criteria:

• preoperative or postoperative detrusor disfunction
• previous history of malignancy
• prior vaginal surgery
• a partner with sexual incapabilities
• a concomitant gynecologic disorder
• patients with pelvic organ prolapse over stage II
• pelvic radiotherapy and a history of psychological diseases
• participants who had no sexual activity with in the past two months