{"denoms":[{"counts":[{"groupId":"OG000","value":"0"}],"units":"Participants"}],"description":"Blood samples were to be collected at baseline (Day 1, pre-dose) and at Day 211 to measure the change from baseline in absolute reticulocyte count.","groups":[{"description":"Participants received a single 35 mg dose of sotatercept by SC injection on Day 1, Day 43, and Day 85.","id":"OG000","title":"Sotatercept"}],"populationDescription":"No data were collected for Change from Baseline in Absolute Reticulocyte Count.","reportingStatus":"POSTED","timeFrame":"Baseline (Day 1, pre-dose) and Day 211","title":"Change From Baseline in Absolute Reticulocyte Count","type":"SECONDARY"}