Please assess the completion status of the following clinical trial:

Trial Title: Head-dOwn Position for ischEmic Stroke With Middle Cerebral Artery (HOPES)

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:~1. age ≥18 years~2. acute ischemic stroke within 10 - 30 days of onset~3. neurological deficit: 6≤NIHSS≤16~4. Large artery atherosclerosis stroke based on TOAST criteria~5. The responsibility vessels were the middle cerebral artery or internal carotid artery, and the degree of stenosis was more than 50%.~6. first stroke onset or past stroke without obvious neurological deficit (mRS≤1)~7. fully understand and cooperate with the doctor's instructions.~8. the availability of informed consent;~Exclusion Criteria:~1. Hemorrhagic stroke or mixed stroke~2. Combining with severe organ dysfunction~3. Past hemorrhagic stroke~4. A history of stroke with severe sequelae~5. Planning revascularization in 3 months~6. Ischemic stroke due to surgical intervention~7. participating in other clinical trials within 3 months~8. Pregnant or lactating women~9. any inappropriate patients assessed by the researcher

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

Study Arms:
- Head down position (Type: EXPERIMENTAL): head-down position treatment combined with conventional rehabilitation.
- Conventional Rehabilitation (Type: SHAM_COMPARATOR): Conventional rehabilitation treatment

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