Please assess the completion status of the following clinical trial:

Trial Title: Cervical Pessary to Prevent Preterm Birth in Singleton Pregnancies With a Sonographically Measured Short Cervix

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

Eligibility Criteria:
Inclusion Criteria:~* singleton~* cervical length \< 25 mm measured by transvaginal ultrasound prior to 23 weeks 0 days~* agrees to refrain from sexual intercourse~Exclusion Criteria:~* major fetal anomalies~* painful regular uterine contractions~* active vaginal bleeding~* ruptured membranes~* evidence of chorioamnionitis or other maternal/fetal infectious morbidity~* placenta previa~* cervical cerclage in situ~* visual cervical dilation of 2 cm or greater with visible amnion/chorion~* significant maternal-fetal complications (chronic hypertension, insulin dependent diabetes mellitus, systemic lupus erythematosus with nephritis, chronic hypertension, red cell alloimmunization, drug abuse)

- Gender: FEMALE
- Minimum Age: 18 Years
- Maximum Age: 45 Years
- Healthy Volunteers: f

Study Arms:
- Device: Arabin Pessary (Type: EXPERIMENTAL): Participants randomized to this group will receive the pessary.
- Standard of Care (Type: NO_INTERVENTION): Patients randomized to the control group will receive standard of care for their condition. This includes surveillance of cervical length, vaginal progesterone, and emergency cerclage.

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