Please assess the completion status of the following clinical trial:

Trial Title: Flow Rate Impact on Arterial Carbon Dioxide During THRIVE

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

Eligibility Criteria:
Inclusion Criteria:~* Patients presenting for elective surgery~Exclusion Criteria:~* Age \<18 or \>65 years~* Body Mass Index (BMI) \>35 kg m-2~* American Society of Anesthesiology classification \> 2~* Physical activity level less than 5 metabolic equivalents~* Obstruction of the upper airways~* Known or high clinical suspicion of difficult airway~* Obstructive sleep apnea syndrome~* Increased risk of aspiration~* Pulmonary or cardiac condition resulting in a reduction of physical activity level equivalent to the New York Heart Association class of 2 or higher.~* Any contraindication to high-flow nasal oxygen therapy or hypercapnia~* Pregnancy or breastfeeding~* Allergy to any of the anesthetic agents used in the study~* Inability to comprehend oral or written information.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 65 Years
- Healthy Volunteers: f

Study Arms:
- THRIVE 40 L/min (Type: ACTIVE_COMPARATOR): 40 L/min with 100% oxygen for 10 minutes.
- THRIVE 100 L/min (Type: EXPERIMENTAL): 100 L/min with 100% oxygen for 10 minutes.

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