Please assess the completion status of the following clinical trial:

Trial Title: Estrogen Replacement to Reduce Risk of Neurologic Injury After Coronary Artery Bypass Graft Surgery

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: None
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: DOUBLE
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Patients whose scheduled procedure is CABG surgery OR~* Patients whose scheduled procedure is isolated aortic surgery OR~* Patients whose scheduled procedure is mitral valve surgery OR~* Patients whose scheduled procedure is CABG combined with aortic or mitral valve surgery~Exclusion Criteria:~* Patients having re-operations~* Patients having combined carotid endarterectomy with CABG surgery~* Patients having CABG with tricuspid valve surgery~* Patients having mitral and aortic valvular surgery (with or without CABG surgery)~* Elevation of liver function test before surgery or creatinine before surgery greater than 2 mg/dl~* Emergency surgery~* Severe cognitive impairment before surgery as indicated by clinical history and/or a score greater than 12 on the Short Blessed Dementia Screening Test (see d11)~* Inability to attend outpatient visits~* A history of venous thromboembolism~* Unexplained vaginal bleeding~* A history of breast cancer or personal history of endometrial cancer in the absence of hysterectomy~* Estrogen use within 6 months of the surgery~* Patient refusal to participate~* Inability to speak and read English or visual impairment

- Gender: FEMALE
- Minimum Age: 55 Years
- Maximum Age: None
- Healthy Volunteers: f

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