Please assess the completion status of the following clinical trial:

Trial Title: Effect of Vitamin D Supplementation on In-vitro Fertilization (IVF) Outcomes

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: COHORT
- Primary Purpose: None
- Time Perspective: PROSPECTIVE
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Infertile women aged ≤ 38 years undergoing fresh invitro fertilization cycles~Exclusion Criteria:~* Infertile women aged \> 38 undergoing fresh invitro fertilization cycles~* Patients undergoing frozen embryo transfers~* Patients undergoing donor-egg cycles~* Patients who have a contraindication to receiving Vitamin D (e.g. patients with history of primary hyperparathyroidism, sarcoidosis, tuberculosis, kidney disease, or lymphoma)

- Gender: FEMALE
- Minimum Age: 18 Years
- Maximum Age: 38 Years
- Healthy Volunteers: f

Study Arms:
- patients with Vit D level of < 20ng/mL: Group 1 (Type: None): randomized to receive 400 IU of vitamin D per day
- patients with Vit D levels <20ng/mL: Group 2 (Type: None): Randomized to receive 2000IU of Vitamin D per day
- patients with vit D levels between 20-30 ng/mL: Group 3 (Type: None): Randomized to receiving placebo
- patients with vit D levels between 20-30 ng/mL: Group 4 (Type: None): Randomized to receive 400IU of vitamin D per day
- patients with vit D levels between 20-30 ng/mL: Group 5 (Type: None): Randomized to receive 2000IU of vitamin D per day
- patients with vit D levels > 30ng/mL: Group 6 (Type: None): No treatment

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