Clinical study participation has historically been heavily biased toward specific demographics.

Several people will be invited to enroll in this study so that it may collect a variety of data about osteosarcoma clinical trial experiences and identify barriers to participation as well as the causes of participants' failure or withdrawal.

People with osteosarcoma who are invited to take part in medical research will benefit from the analysis of the data.

Inclusion Criteria:

• Patient has been diagnosed with osteosarcoma
• Patient has self-identified as planning to enroll in an interventional clinical trial
• Patient is a minimum of 18 years or older

Exclusion Criteria:

• ECOG score of 4
• Patient is pregnant
• Inability to perform regular electronic reporting
• Patient does not understand, sign, and return consent form

Osteosarcoma patients who are actively considering enrolling in an interventional clinical trial, but have not yet completed enrollment and randomization.