<qa>  What is the leading factor contributing to pelvic floor disorders?It has long been thought that childbirth is the leading factor contributing to the development of pelvic floor disorders such as pelvic organ prolapse, urinary and fecal incontinence. 6,9,10 In the last 10 years, new imaging studies have shown that approximately 20-30 of women will have their pelvic muscles permanently separated from the pelvic bone during vaginal delivery.5-11 In an additional 20-30 of cases, the muscles may remain attached to the pelvic bone but have been stretched to the point of becoming functionally compromised 