{"denoms":[{"counts":[{"groupId":"BG000","value":"33"}],"units":"Participants"}],"groups":[{"description":"Patients receive ixazomib citrate orally (PO) on days 1, 8 ,15, and 22. Cycles repeat every 28 days in the absence of disease progression or unacceptable toxicity. Upon completion of 6 cycles of ixazomib citrate therapy, patients also receive rituximab intravenously (IV) once weekly for 4 doses total, followed by ixazomib citrate alone, until disease progression or unacceptable toxicity.\n\nIxazomib Citrate: Given PO\n\nLaboratory Biomarker Analysis: Correlative studies\n\nRituximab: Given IV","id":"BG000","title":"Treatment (Ixazomib Citrate, Rituximab)"}],"measures":[{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"0"}],"title":"<=18 years"},{"measurements":[{"groupId":"BG000","value":"18"}],"title":"Between 18 and 65 years"},{"measurements":[{"groupId":"BG000","value":"15"}],"title":">=65 years"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Age, Categorical","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","lowerLimit":"38","upperLimit":"85","value":"62"}]}]}],"dispersionType":"FULL_RANGE","paramType":"MEAN","title":"Age, Continuous","unitOfMeasure":"years"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"11"}],"title":"Female"},{"measurements":[{"groupId":"BG000","value":"22"}],"title":"Male"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Sex: Female, Male","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"1"}],"title":"Hispanic or Latino"},{"measurements":[{"groupId":"BG000","value":"31"}],"title":"Not Hispanic or Latino"},{"measurements":[{"groupId":"BG000","value":"1"}],"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":"5"}],"title":"Asian"},{"measurements":[{"groupId":"BG000","value":"0"}],"title":"Native Hawaiian or Other Pacific Islander"},{"measurements":[{"groupId":"BG000","value":"0"}],"title":"Black or African American"},{"measurements":[{"groupId":"BG000","value":"27"}],"title":"White"},{"measurements":[{"groupId":"BG000","value":"1"}],"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"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"33"}]}],"title":"United States"}],"paramType":"NUMBER","title":"Region of Enrollment","unitOfMeasure":"participants"}]}