Cancer treatment—non-surgical cancer treatment start date, DDMMYYYY

DSS specific information:

This field must:

• be greater than or equal to the date of initial cancer diagnosis, and
• be less than or equal to the date on which initial treatment for cancer was completed.

This metadata item is collected for the analysis of outcome by treatment type.

Collecting dates for radiotherapy treatment and systemic therapy agent treatment will allow evaluation of treatments delivered and of time intervals from diagnosis to treatment, from treatment to recurrence and from treatment to death.

DSS specific information:

This field must:

• be greater than or equal to the date of initial cancer diagnosis, and
• be less than or equal to the date on which initial treatment for cancer was completed.

This metadata item is collected for the analysis of outcome by treatment type.

Collecting dates for radiotherapy treatment and systemic therapy agent treatment will allow evaluation of treatments delivered and of time intervals from diagnosis to treatment, from treatment to recurrence and from treatment to death.

DSS specific information:

This field must:

• be greater than or equal to the date of initial cancer diagnosis, and
• be less than or equal to the date on which initial treatment for cancer was completed.

This metadata item is collected for the analysis of outcome by treatment type.

Collecting dates for radiotherapy treatment and systemic therapy agent treatment will allow evaluation of treatments delivered and of time intervals from diagnosis to treatment, from treatment to recurrence and from treatment to death.

DSS specific information:

This field must:

• be greater than or equal to the date of initial cancer diagnosis, and
• be less than or equal to the date on which initial treatment for cancer was completed.

This metadata item is collected for the analysis of outcome by treatment type.

Collecting dates for radiotherapy treatment and systemic therapy agent treatment will allow evaluation of treatments delivered and of time intervals from diagnosis to treatment, from treatment to recurrence and from treatment to death.