{"denoms":[{"counts":[{"groupId":"OG000","value":"0"}],"units":"Participants"}],"description":"Evaluate the percentages of donor and host chimerism at multiple times post-transplant including Day 30, Day 60, Day 90 and monthly thereafter if the patient is not considered to have full chimerism.","groups":[{"description":"High dose conditioning with Fludarabine \\& Melphalan","id":"OG000","title":"Umbilical Cord Blood Transplant"}],"paramType":"NUMBER","populationDescription":"This study was terminated early. No participants were analyzed.","reportingStatus":"POSTED","timeFrame":"day 30, day 60, day 90","title":"Percentage of Donor and Host Chimerism of Each Cord Blood Unit","type":"SECONDARY","unitOfMeasure":"percentage of chimerism"}