Please assess the completion status of the following clinical trial:

Trial Title: Investigation of a New Diet for the Treatment of Obesity in the NHS

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Aged ≥18 years~* Male or female~* Body mass index ≥35kg/m2 with at least one obesity related co-morbidity~* Body mass index ≥40kg/m2 with or without an obesity related co-morbidity~* Eligible for treatment under the NHS~Exclusion Criteria:~* History of any medical, psychological or other condition, or use of any medications, which would either compromise the validity of the study or the safety of the participant~* English language fluency and comprehension insufficient to be able to participate in educational and group components of the programme~* Usual residence/place of work is sufficiently far from the study site or logistical/lifestyle factors mean that it is likely that the patient would be unable to attend for all sessions/components of the study~* Pregnancy or breast feeding~* Previous bariatric surgery~* Concurrent participation in another research study which would either compromise the validity of the study or the safety of the participant~* Previous participation in a study if the investigators judge that this would either compromise the validity of the study or the safety of the participant~* Unable to give informed consent

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

Study Arms:
- I-SatPro (Type: EXPERIMENTAL): Patients in the I-SatPro group will attend I-SatPro patient group sessions and follow the I-SatPro weight loss programme
- Control (Type: ACTIVE_COMPARATOR): Patients in the control group will attend NHS Tier 3 patient group sessions and follow the NHS Tier 3 weight loss programme

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