{"denoms":[{"counts":[{"groupId":"BG000","value":"20"}],"units":"Participants"}],"groups":[{"description":"Patients receive daratumumab and hyaluronidase-fihj SC over 3-5 minutes in the infusion center on day 1 of cycles 1, 2, 7, and 8 and at home on day 1 of cycles 3, 4, 5, and 6. Cycles repeat every 28 days for 8 cycles in the absence of disease progression or unacceptable toxicity.\n\nDaratumumab and Hyaluronidase-fihj: Given SC\n\nQuestionnaire Administration: Ancillary studies\n\nQuality-of-Life Assessment: Ancillary studies\n\nInterview: Ancillary studies","id":"BG000","title":"Treatment (Daratumumab and Hyaluronidase-fihj)"}],"measures":[{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"0"}],"title":"<=18 years"},{"measurements":[{"groupId":"BG000","value":"9"}],"title":"Between 18 and 65 years"},{"measurements":[{"groupId":"BG000","value":"11"}],"title":">=65 years"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Age, Categorical","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"10"}],"title":"Female"},{"measurements":[{"groupId":"BG000","value":"10"}],"title":"Male"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Sex: Female, Male","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"0"}],"title":"Hispanic or Latino"},{"measurements":[{"groupId":"BG000","value":"20"}],"title":"Not Hispanic or Latino"},{"measurements":[{"groupId":"BG000","value":"0"}],"title":"Unknown or Not Reported"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Ethnicity (NIH/OMB)","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"0"}],"title":"American Indian or Alaska Native"},{"measurements":[{"groupId":"BG000","value":"0"}],"title":"Asian"},{"measurements":[{"groupId":"BG000","value":"0"}],"title":"Native Hawaiian or Other Pacific Islander"},{"measurements":[{"groupId":"BG000","value":"10"}],"title":"Black or African American"},{"measurements":[{"groupId":"BG000","value":"10"}],"title":"White"},{"measurements":[{"groupId":"BG000","value":"0"}],"title":"More than one race"},{"measurements":[{"groupId":"BG000","value":"0"}],"title":"Unknown or Not Reported"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Race (NIH/OMB)","unitOfMeasure":"Participants"}]}