Please assess the completion status of the following clinical trial:

Trial Title: Behavioral Therapy in Patients With Rumination

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Rome IV criteria for rumination syndrome fulfilled~* gastroscopy, esophageal HR-manometry and 24-hour pH-impedance monitoring performed before referral to study~Exclusion Criteria:~* eating disorder, BMI \<14, pregnancy, cognitive or other disorder that disallows behavioral therapy

- Gender: ALL
- Minimum Age: 15 Years
- Maximum Age: 70 Years
- Healthy Volunteers: f

Study Arms:
- Behavioral therapy (Type: EXPERIMENTAL): Behavioral therapy consisting of diaphragmatic breathing exercises and physiotherapy to relax tensed abdominal and thoracic muscles

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