{"classes":[{"categories":[{"measurements":[{"comment":"Upper and lower limit of 95% confidence internal (CI) could not be estimated due to insufficient events.","groupId":"OG004","lowerLimit":"NA","upperLimit":"NA","value":"3.2"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"0"},{"groupId":"OG001","value":"0"},{"groupId":"OG002","value":"0"},{"groupId":"OG003","value":"0"},{"groupId":"OG004","value":"1"}],"units":"Participants"}],"description":"DOR was defined as a time from date of first documentation of a PR or better to the date of first documentation of PD based on IMWG criteria. CR: Negative immunofixation on the serum and urine and disappearance of any soft tissue plasmacytomas and \\<5% plasma cells in BM. PR: \\>50% reduction of serum M-protein and reduction in 24 hours urinary M-protein by \\>90% or to \\<200 mg/24 h; If the serum and urine M-protein were unmeasurable, a \\>50% decrease in the difference between involved and uninvolved FLC levels was required in place of the M-protein criteria; If serum and urine M-protein are not measurable, and serum free light assay was also not measurable, \\>50% reduction in plasma cells is required in place of M-protein, provided baseline BM plasma cell percentage was \\>30%. In addition to the above listed criteria, if present at baseline, a \\>50% reduction in the size of soft tissue plasmacytomas is also required. DOR was calculated for those participants with a confirmed PR or CR.","dispersionType":"95% Confidence Interval","groups":[{"description":"Participants received TAK-981 60 mg, infusion, intravenously, twice weekly on Days 1, 4, 8, 11 and 15, and mezagitamab 600 mg, injection, subcutaneously, once weekly on Days 1, 8, 15 and 22 during Cycles 1 and 2, then once every 2 weeks during Cycles 3 through 6, further once every 4 weeks, until disease progression or unacceptable toxicity, or until any other discontinuation criterion is met, whichever occurs first. Each Cycle length was 28 days.","id":"OG000","title":"Phase 1b, Part 1: TAK-981 60 mg BIW + Mezagitamab 600 mg"},{"description":"Participants received TAK-981 90 mg, infusion, intravenously, twice weekly on Days 1, 4, 8, 11 and 15, and mezagitamab 600 mg, injection, subcutaneously, once weekly on Days 1, 8, 15 and 22 during Cycles 1 and 2, then once every 2 weeks during Cycles 3 through 6, further once every 4 weeks, until disease progression or unacceptable toxicity, or until any other discontinuation criterion is met, whichever occurs first. Each Cycle length was 28 days.","id":"OG001","title":"Phase 1b, Part 1: TAK-981 90 mg BIW + Mezagitamab 600 mg"},{"description":"Participants received TAK-981 90 mg, infusion, intravenously, in combination with mezagitamab 600 mg, injection, subcutaneously, once weekly on Days 1, 8, 15, 22 during Cycles 1 and 2, then every 2 weeks during Cycles 3 through 6, further once every 4 weeks until disease progression or unacceptable toxicity, or until any other discontinuation criterion is met, whichever occurs first. Each Cycle length was 28 days.","id":"OG002","title":"Phase 1b, Part 1: TAK-981 90 mg QW + Mezagitamab 600 mg"},{"description":"Participants received TAK-981 120 mg, infusion, intravenously, twice weekly on Days 1, 4, 8, 11 and 15, and mezagitamab 600 mg, injection, subcutaneously, once weekly on Days 1, 8, 15 and 22 during Cycles 1 and 2, then once every 2 weeks during Cycles 3 through 6, further once every 4 weeks, until disease progression or unacceptable toxicity, or until any other discontinuation criterion is met, whichever occurs first. Each Cycle length was 28 days.","id":"OG003","title":"Phase 1b, Part 1: TAK-981 120 mg BIW + Mezagitamab 600 mg"},{"description":"Participants received TAK-981 120 mg, infusion, intravenously, in combination with mezagitamab 600 mg, injection, subcutaneously, once weekly on Days 1, 8, 15, 22 during Cycles 1 and 2, then every 2 weeks during Cycles 3 through 6, further once every 4 weeks until disease progression or unacceptable toxicity, or until any other discontinuation criterion is met, whichever occurs first. Each Cycle length was 28 days.","id":"OG004","title":"Phase 1b, Part 1: TAK-981 120 mg QW + Mezagitamab 600 mg"}],"paramType":"MEDIAN","populationDescription":"Response-evaluable analysis set included participants with measurable disease at baseline and at least 1 posttreatment evaluation. Here, 'overall number of participants analyzed' signifies participants who had CR or PR.","reportingStatus":"POSTED","timeFrame":"From first documented confirmed CR or PR until first documentation of PD or death, whichever occurred first (up to 12 months)","title":"Phase 1b, Part 1: Duration of Response (DOR) Based on IMWG Criteria","type":"SECONDARY","unitOfMeasure":"months"}