Please assess the completion status of the following clinical trial:

Trial Title: Noninvasive Estimation of Work of Breathing

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: DIAGNOSTIC
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Adult medical/surgical ICU patients (Age≥18) on mechanical ventilation for respiratory failure, spontaneously breathing and receiving eligible for pressure support ventilation (PSV).~Exclusion Criteria:~* Prisoners and patients with closed-head injury (e.g., trauma), hemodynamic instability, multiple organ system failure or late term pregnancy will not be studied.

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

Study Arms:
- Single Observational Group (Type: OTHER): Patients receiving mechanical ventilation and subject to the intervention: changes in ventilator settings.

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