Please assess the completion status of the following clinical trial:

Trial Title: PreColo Practice Variation

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: OTHER
- Primary Purpose: None
- Time Perspective: PROSPECTIVE
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Patients aged 75 years and above~* Scheduled for colon cancer surgery~Exclusion Criteria:~* Not receiving surgery~* Hematogenous metastasis~* Pretreatment; chemotherapy or radiotherapy~* Rectal cancer

- Gender: ALL
- Minimum Age: 75 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Prehabilitation (Type: None): The care as given in a participating hospital is according to the local guideline and will not be changed for this study. Whether prehabilitation is applied in a participating hospital is based on a predefined definition of oncological surgical prehabilitation.
- Usual care (Type: None): Guideline based colon cancer surgery, without prehabilitation.

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