PRIMARY OBJECTIVES:
I. Characterize and compare longitudinal patterns in quality of life, as assessed by the Functional Assessment of Cancer Therapy-Multiple Myeloma (FACT-MM) instrument, among cannabis users and non-users.
II. Estimate and characterize the potential therapeutic benefit and adverse effects associated with cannabis use as assessed by longitudinal patterns of patient reported symptoms (Edmonton Symptoms Assessment Scale-ESAS) and medical assessments (Common Terminology Criteria for Adverse Events-CTCAE v5.0) through a comparative analysis of users and non-users.
OUTLINE: This is an observational study. Participants are assigned to 1 of 2 groups.
GROUP I: Patients complete surveys and undergo blood sample collection throughout the study.
GROUP II: Healthcare providers complete a survey on study.
