Please assess the completion status of the following clinical trial:

Trial Title: Assessment of Responsiveness to Treatment by Experience Sampling Method

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

Eligibility Criteria:
Inclusion Criteria:~* Age between 18 and 75 years;~* A diagnosis of IBS-C according to Rome IV criteria:~Recurrent abdominal pain, on average, at least 1 day per week in the last 3 months, associated with 2 or more of the following criteria: 1) Relation to defecation; 2) Association with a change in stool frequency; 3) Association with a change in stool form (appearance). Criteria fulfilled for the last 3 months with symptom onset at least 6 months ago. Reported stool consistency over the last 3 months: At least 25% of bowel movements are hard and lumpy stools (BSFS 1 or 2) and less than 25% of bowel movements are watery stools (BSFS 6 or 7).~* Negative colonoscopy in the past 5 years prior to inclusion;~* Treatment in primary care unsuccessful for 12 months;~* Ability to understand, read and speak the Dutch language;~* Ability to understand how to utilize the MEASuRE app on a smartphone.~Exclusion Criteria:~* Appendectomy or cholecystectomy within 2 months or other abdominal surgeries within 6 months before entry into the study;~* A history of laxative abuse;~* Current use of drugs that could initiate constipation (e.g. narcotics);~* Use of any IBS-related drugs possibly causing constipation (e.g. tricyclic antidepressants) are a reason for exclusion, unless usage is on a stable dose for at least 30 days before inclusion and there is no plan to change the dose during the study period.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 75 Years
- Healthy Volunteers: f

Study Arms:
- IBS-C (Type: None): Constipation-predominant irritable bowel syndrome

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