Please assess the completion status of the following clinical trial:

Trial Title: Adenotonsillectomy for Obstructive Sleep-Disordered Breathing in Childhood:The Chania Community Oximetry-Based Study

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

Eligibility Criteria:
Inclusion Criteria:~* Diagnosed with obstructive SDB (snoring \>3 nights/week over the last 6 months)~* Tonsillar size \>2 \[Brodsky 1989\]~* Considered as an AT candidate during the clinic visit by ear, nose and throat (ENT) surgeon~Exclusion Criteria:~* Recurrent tonsillitis defined as at least 3 episodes in each of the last 3 years or at least 5 episodes in each of the last 2 years or at least 7 episodes in the past year.~* Apparent craniofacial anomalies (e.g. Crouzon syndrome or Pierre-Robin sequence)~* Obstructive breathing while awake or any other clinical signs that merit prompt AT as recommended by the treating ENT physician.~* History of clinically important cardiovascular disease or cardiac arrhythmia.~* History of: sickle cell disease; symptomatic asthma; epilepsy; use of sedative medication~* History of: genetic disorders; neurological or neuromuscular disorders~* Use of: systemic or intranasal corticosteroids; montelukast~Footnote~Brodsky score Upon inspection of the oropharynx~* grade 1 indicates that the tonsils are hidden in the pillars~* grade 2 indicates that the tonsils are beyond the anterior pillar and occupy between 25 and 50% of the pharyngeal space~* grade 3 indicates that the tonsils are beyond the pillars but not to the middle and occupy \>50% and up to 75% of the pharyngeal space~* grade 4 indicates that the tonsils occupy \>75% of the pharyngeal space

- Gender: ALL
- Minimum Age: 4 Years
- Maximum Age: 10 Years
- Healthy Volunteers: f

Study Arms:
- AT (adenotonsillectomy) Group (Type: ACTIVE_COMPARATOR): AT (adenotonsillectomy) immediately after the baseline study evaluation
- Control Group (Type: NO_INTERVENTION): No AT (adenotonsillectomy) for 3 months after the baseline study evaluation

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