Category: Study Design
Labels: patient identification
Creation date and Author: Astrid C, February 20th 2026
Last Update and Author: Astrid C, February 20th 2026
- How is the OS calculated?
- Can I use radiological data to calculate the OS?
To calculate the OS, there can be several methods:
- from an administrative perspective, the histological diagnosis is the beginning of the disease (esp. in France)
- from a scientific perspective, the beginning of the disease can be updated if there is an anterior proof of disease, through imaging for instance