{"calculatePct":false,"denoms":[{"counts":[{"groupId":"OG000","value":"0"},{"groupId":"OG001","value":"0"},{"groupId":"OG002","value":"0"}],"units":"Participants"}],"groups":[{"description":"Tabalumab 100 milligram (mg) administered once intravenously (IV) over 30 minutes on Day 1 every 21 days for 8 cycles.\n\nDexamethasone 20 mg administered once orally on Days 1, 2, 4, 5, 8, 9, 11 and 12 every 21 days for 8 cycles.\n\nBortezomib 1.3 milligram per square meter (mg/m\\^2) administered once subcutaneously (SQ) on Days 1, 4, 8 and 11 every 21 days for 8 cycles.","id":"OG000","title":"100 mg Tabalumab+Dexamethasone+Bortezomib"},{"description":"Tabalumab 300 mg administered once IV over 30 minutes on Day 1 every 21 days for 8 cycles.\n\nDexamethasone 20 mg administered orally on Days 1, 2, 4, 5, 8, 9, 11 and 12 every 21 days for 8 cycles.\n\nBortezomib 1.3 mg/m\\^2 administered once SQ on Days 1, 4, 8 and 11 every 21 days for 8 cycles.","id":"OG001","title":"300 mg Tabalumab+Dexamethasone+Bortezomib"},{"description":"Placebo administered once IV on Day 1 every 21 days for 8 cycles. Dexamethasone 20 mg administered once orally on Days 1, 2, 4, 5, 8, 9, 11 and 12 every 21 days for 8 cycles.\n\nBortezomib 1.3 mg/m\\^2 administered once SQ on Days 1, 4, 8 and 11 every 21 days for 8 cycles.","id":"OG002","title":"Placebo Comparator: Placebo + Dexamethasone + Bortezomib"}],"populationDescription":"Zero participants analyzed, no data collected due to compound termination.","reportingStatus":"POSTED","timeFrame":"Baseline through Cycle 8","title":"Number of Participants Developing Anti-tabalumab Antibodies","type":"SECONDARY"}