Figure 2. . Relapsed and refractory multiple myeloma selection cohorts derived from both Optum's electronic health records and Flatiron Health databases (left panel).

Percentage of patients excluded by each of eligibility criterion identified across the ten historical relapsed and refractory multiple myeloma. studies (right panel).

COPD: Chronic obstructive pulmonary disease; EC: Eligibility criteria; ECOG: Eastern Cooperative Oncology Group; PI: Proteasome inhibitor.