Please assess the completion status of the following clinical trial:

Trial Title: Comparison of High Flow Nasal Cannula (HFNC), Face-mask Non-Invasive Ventilation (NIV) & Helmet NIV in COVID-19 ARDS Patients

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* \> 18 years of age~* confirmed COVID-19~* Within 48 hours of presentation in the emergency department, high dependency area or intensive care unit (ICU)~* ARDS according to Berlin definition (P/F \< 300) or O2 saturation \< 90% or RR \> 30/min) in room air~* Standard oxygen therapy at flow rate \< 15L/min x 60 minutes~Exclusion Criteria:~* More than 48 hours of admission to the emergency department, high dependency or intensive care unit~* More than 4 hours on NIV or HFNC before enrolment~* Impending cardiopulmonary arrest~* Need for immediate endotracheal intubation~* Hemodynamic instability or life-threatening arrhythmias~* GCS \< 8~* Active intracranial pathology or high ICP~* Inability to cooperate or protect the airway~* Pregnancy~* Tracheostomy~* DNR or refusing intubation~* Known type 2 respiratory failure~* On chronic home oxygen therapy

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

Study Arms:
- control (Type: OTHER): Face-mask NIV is the standard of care
- intervention 1 (Type: ACTIVE_COMPARATOR): High flow nasal cannula
- Intervention 2 (Type: ACTIVE_COMPARATOR): Helmet NIV

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