{"denoms":[{"counts":[{"groupId":"OG000","value":"0"},{"groupId":"OG001","value":"0"}],"units":"Participants"}],"description":"Serum samples collected for the analysis of the presence of ADAs using validated immunoassays. All samples were tested in screening assay, and positive samples were further characterized for antibody titers.","groups":[{"description":"Participants with RRMM received 1.9 milligram (mg)/kilogram (kg) belantamab mafodotin intravenous (IV) infusion as powder for solution once every 3 weeks (Q3W) infused over 30- 60 minutes on day 1 of 21-day cycles in combination with 8 mg OX40 IV solution 1 hour after belantamab mafodotin end of infusion (EOI) on day 1 of 21-day cycles.","id":"OG000","title":"1.9 mg/kg Belantamab Mafodotin + 8mg OX40"},{"description":"Participants with RRMM received 2.5 mg/kg belantamab mafodotin IV infusion as powder for solution Q3W infused over 30- 60 minutes on day 1 of 21-day cycles in combination with 8 mg OX40 IV solution 1 hour after belantamab mafodotin EOI on day 1 of 21-day cycles.","id":"OG001","title":"2.5 mg/kg Belantamab Mafodotin + 8mg OX40"}],"populationDescription":"Data was not collected.","reportingStatus":"POSTED","timeFrame":"Up to 170 weeks","title":"DE Phase: Number of Participants With Post-baseline Positive ADAs Against OX40","type":"SECONDARY"}