Please assess the completion status of the following clinical trial:

Trial Title: Traditional vs. Graft-augmented Posterior Colporrhaphy

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: SINGLE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Age \> 18 years old~* Posterior wall defect with point Ap or Bp at 0 or greater~* Desires surgical correction~* Willing to accept randomization to graft vs. no graft~* Competent to sign an informed consent~* Completed childbearing~* Non-pregnant~Exclusion Criteria:~* Current anal sphincter disruption with planned incontinent surgical repairs~* Poor surgical candidate~* History of rectal cancer or inflammatory bowel disease~* Current rectovaginal~* History of vaginal cancer~* History of vaginal/pelvic radiation~* Foreshortened vagina~* Previous adverse reaction to Xenform matrix graft material

- Gender: FEMALE
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- 1 (Type: OTHER): Posterior repair with graft augmentation.
- 2 (Type: OTHER): Posterior repair without graft augmentation.

Based on this trial design, predict the completion outcome and termination type (if applicable).