Please assess the completion status of the following clinical trial:

Trial Title: Service Development: Assessing Non-attendance Rates in Outpatient Clinics

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

Eligibility Criteria:
Inclusion Criteria:~* Patients with appointments booked for 2 respiratory outpatient clinics~Exclusion criteria~Patients likely to only need one appointment

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 90 Years
- Healthy Volunteers: t

Study Arms:
- control group (Type: NO_INTERVENTION): This group received usual care and did not receive a telephone reminder
- telephone reminder group (Type: ACTIVE_COMPARATOR): This group received a telephone reminder for their clinic appointment

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