MUSIC Prior to a T380A Intrauterine Device Insertion in Nulliparous Women.

Inclusion Criteria: * Nulliparous women aged over 18 years of age requesting a copper IUD for contraception who had a negative pregnancy test. Exclusion Criteria: * a prior pregnancy greater than 20 weeks of duration * currently pregnant or were pregnant within 6 weeks of study entry * had a prior attempted or successful IUD insertion * had a history of a cervical procedure such as cone biopsy, Loop electrosurgical excision procedure, or cryotherapy any World Health Organization Medical Eligibility Criteria category 3 or 4 precaution to an IUD active vaginitis or cervicitis * undiagnosed abnormal uterine bleeding * pelvic inflammatory disease within the last 3 months * fibroids or other uterine abnormalities distorting the uterine cavity