Please assess the completion status of the following clinical trial:

Trial Title: Metformin in Patients With PCOS and Predictors of Poor Ovarian Response Ongoing In-vitro Fertilization

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE4
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* PCOS~* Prognosis for poor response~* Infertility~Exclusion Criteria:~* Male factor infertility~* Tubal infertility

- Gender: FEMALE
- Minimum Age: 35 Years
- Maximum Age: 45 Years
- Healthy Volunteers: f

Study Arms:
- Metformin (Type: EXPERIMENTAL): Metformin pre-treatment and co-administration
- Placebo (Type: PLACEBO_COMPARATOR): Placebo pre-treatment and co-administration

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