Please assess the completion status of the following clinical trial:

Trial Title: Study of the Genome, Gut Metagenome and Diet of Patients With Incident Parkinson's Disease

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

Eligibility Criteria:
Inclusion Criteria:~* Men and women aged 45 years and over who have been diagnosed with Parkinson's disease~* Subject signed informed consent~Exclusion Criteria:~* Gastroenterological diseases such as ulcerative colitis, Crohn's disease, celiac disease, gallbladder diseases (calculous cholecystitis, cholangitis, etc.) that are not related to functional disorders, a liver diseases or pancreas in medical history~* Exacerbations of chronic gastroenterological diseases~* Mental illness~* Oncology diseases~* Mental disorders~* Rheumatoid arthritis or other autoimmune diseases~* Acute infectious diseases or exacerbation of any diseases~* Recent (\<3 months) administration of proton pump inhibitors, antimicrobial therapy or surgical intervention~* Recent (\<3 weeks) use of probiotics, antacids, nonsteroidal anti-inflammatory drugs, laxatives~* Recent (\<14 days) administration of laxatives (excluding prucaloprid)~* Recent (\< 3 months) surgical intervention~* Pregnancy, planning to be pregnant or breast feeding at any point during the study or study enrollment~* Current alcohol/drug abuse (more than 3 points for women and 4 for men according to AUDIT-C questionnaire and/or more than 7 points on the AUDIT questionnaire) or addiction therapy within 12 months prior to screening~* Planned relocation from the home region during the study~* Stroke in medical history~* Any surgical intervention in the central nervous system~* Morbid obesity, BMI\> 35 kg / m2~* A medical history of carriage or disease associated with a history of human immunodeficiency viruses, hepatitis B, C or Treponema pallidum~* The patient's inability to understand the essence of the study and agree to participate in it. MoCA scores \<22~* 4-5 stage of the disease according to the Hen and Yara scale~* Severe somatic pathologies or any factors that, in the opinion of the doctor, may prevent the patient from being included in the study~* A medical history of serious head injuries~* Rheumatoid arthritis~* Tuberculosis

- Gender: ALL
- Minimum Age: 45 Years
- Maximum Age: None
- Healthy Volunteers: t

Study Arms:
- Diagnosed Parkinson's disease (Type: None): Patients with incident Parkinson's disease
- Control (Type: None): Volunteers without diagnosed Parkinson's disease not meeting the exclusion criteria

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