{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"3.0","upperLimit":"9.2","value":"9.2"},{"groupId":"OG001","lowerLimit":"11.1","upperLimit":"37.5","value":"37.5"},{"groupId":"OG002","lowerLimit":"0.9","upperLimit":"15.3","value":"8.1"},{"groupId":"OG003","lowerLimit":"1.3","upperLimit":"45.3","value":"19.2"},{"groupId":"OG004","lowerLimit":"0.9","upperLimit":"44.3","value":"19.7"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"2"},{"groupId":"OG001","value":"2"},{"groupId":"OG002","value":"2"},{"groupId":"OG003","value":"7"},{"groupId":"OG004","value":"22"}],"units":"Participants"}],"description":"OS was defined as the time from the start of any study treatment to the date of death due to any cause. OS was calculated as date of death minus date of first dose of any study treatment plus 1. OS for participants who were alive at their date of last contact, including those lost to follow-up, were censored at the date of last contact. If the last recorded date where a participant was known to be alive is the date of first dose of any study treatment, survival time was censored on the date of first dose of any study treatment (i.e., OS duration of 1 day).","dispersionType":"Full Range","groups":[{"description":"Participants received SEA-BCMA 100 mg as a monotherapy q2wk IV on Day 1 and 15 of each 28- day cycle. Participants received treatment until disease progression, unacceptable toxicity, withdrawal of consent, death, or study termination, whichever occurs first.","id":"OG000","title":"Part A: SEA-BCMA 100mg"},{"description":"Participants received SEA-BCMA 200 mg as a monotherapy q2wk IV on Day 1 and 15 of each 28- day cycle. Participants received treatment until disease progression, unacceptable toxicity, withdrawal of consent, death, or study termination, whichever occurs first.","id":"OG001","title":"Part A: SEA-BCMA 200mg"},{"description":"Participants received SEA-BCMA 400 mg as a monotherapy q2wk IV on Day 1 and 15 of each 28- day cycle. Participants received treatment until disease progression, unacceptable toxicity, withdrawal of consent, death, or study termination, whichever occurs first.","id":"OG002","title":"Part A: SEA-BCMA 400mg"},{"description":"Participants received SEA-BCMA 800 mg as a monotherapy q2wk IV on Day 1 and 15 of each 28- day cycle. Participants received treatment until disease progression, unacceptable toxicity, withdrawal of consent, death, or study termination, whichever occurs first.","id":"OG003","title":"Part A: SEA-BCMA 800mg"},{"description":"Participants received SEA-BCMA 1600 mg as a monotherapy q2wk IV on Day 1 and 15 of each 28- day cycle. Participants received treatment until disease progression, unacceptable toxicity, withdrawal of consent, death, or study termination, whichever occurs first.","id":"OG004","title":"Part A: SEA-BCMA 1600mg"}],"paramType":"MEDIAN","populationDescription":"All treated participants analysis set included all treated participants who received any amount of SEA-BCMA.","reportingStatus":"POSTED","timeFrame":"From date of start of study treatment until date of death or censoring date (maximum up to 45 months)","title":"Overall Survival (OS): Part A","type":"SECONDARY","unitOfMeasure":"Months"}