{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","value":"12"},{"groupId":"OG001","value":"6"},{"groupId":"OG002","value":"11"},{"groupId":"OG003","value":"5"}]}],"title":"Limited cGVHD"},{"categories":[{"measurements":[{"groupId":"OG000","value":"14"},{"groupId":"OG001","value":"5"},{"groupId":"OG002","value":"44"},{"groupId":"OG003","value":"2"}]}],"title":"Extensive cGVHD"}],"denoms":[{"counts":[{"groupId":"OG000","value":"33"},{"groupId":"OG001","value":"17"},{"groupId":"OG002","value":"72"},{"groupId":"OG003","value":"10"}],"units":"Participants"}],"description":"Each event of cGVHD level will be assessed overall as either 'Limited' (mild and with single organ involvement) or 'Extensive' (involvement of two or more organs with symptoms) based on extent of skin rash, volume of diarrhea, and maximum bilirubin level, per protocol Appendix I, \"GVHD Staging and Grading.\" Monitoring will take place separately for the single and double UCBT cohorts.","groups":[{"description":"Patients receive myeloablative conditioning comprising fludarabine IV over 30 minutes on days -8 to -6, cyclophosphamide IV on days -7 and -6, and undergo high-dose TBI BID on days -4 to -1. Patients then undergo single-unit UCBT on day 0.\n\nFludarabine: Given IV Cyclophosphamide: Given IV Total-Body Irradiation: Undergo high-dose TBI Umbilical Cord Blood Transplantation: Undergo UCBT\n\nPatients receive GVHD prophylaxis comprising cyclosporine IV over 1 hour every 8 or 12 hours, then cyclosporine PO (if tolerated), on days -3 to 100 with taper on day 101. Patients also receive mycophenolate mofetil IV every 8 hours on days 0 to 7 and then PO (if tolerated) TID on days 8-30. Mycophenolate mofetil is tapered to BID on day 30 or 7 days after engraftment if there is no acute GVHD, and then tapered over 2-3 weeks beginning on day 45 (or 15 days after engraftment if engraftment occurred \\> day 30) after engraftment if there continues to be no evidence of acute GVHD.\n\nCyclosporine: Given IV and PO Mycophenolate Mofetil: Given IV and PO Laboratory Biomarker Analysis: Correlative studies","id":"OG000","title":"Regimen A: High-dose TBI + Fludarabine + Cyclophosphamide; Single-cord Transplant"},{"description":"Patients receive myeloablative conditioning comprising fludarabine IV over 30-60 minutes on days -6 to -2, cyclophosphamide IV on day -6, thiotepa IV over 2-4 hours on days -5 and -4, and middle-intensity TBI QD on days -2 and -1. Patients then undergo single-unit UCBT on day 0.\n\nFludarabine: Given IV Cyclophosphamide: Given IV Thiotepa: Given IV Total-Body Irradiation: Undergo moderate-intensity TBI Umbilical Cord Blood Transplantation: Undergo UCBT\n\nPatients receive GVHD prophylaxis comprising cyclosporine IV over 1 hour every 8 or 12 hours, then cyclosporine PO (if tolerated), on days -3 to 100 with taper on day 101. Patients also receive mycophenolate mofetil IV every 8 hours on days 0 to 7 and then PO (if tolerated) TID on days 8-30. Mycophenolate mofetil is tapered to BID on day 30 or 7 days after engraftment if there is no acute GVHD, and then tapered over 2-3 weeks beginning on day 45 (or 15 days after engraftment if engraftment occurred \\> day 30) after engraftment if there continues to be no evidence of acute GVHD.\n\nCyclosporine: Given IV and PO Mycophenolate Mofetil: Given IV and PO Laboratory Biomarker Analysis: Correlative studies","id":"OG001","title":"Regimen B: Middle-intensity TBI + Fludarabine + Cyclophosphamide + Thiotepa; Single-cord Transplant"},{"description":"Patients receive myeloablative conditioning comprising fludarabine IV over 30 minutes on days -8 to -6, cyclophosphamide IV on days -7 and -6, and undergo high-dose TBI BID on days -4 to -1. Patients then undergo double-unit UCBT on day 0.\n\nFludarabine: Given IV Cyclophosphamide: Given IV Total-Body Irradiation: Undergo high-dose TBI Umbilical Cord Blood Transplantation: Undergo UCBT\n\nPatients receive GVHD prophylaxis comprising cyclosporine IV over 1 hour every 8 or 12 hours, then cyclosporine PO (if tolerated), on days -3 to 100 with taper on day 101. Patients also receive mycophenolate mofetil IV every 8 hours on days 0 to 7 and then PO (if tolerated) TID on days 8-30. Mycophenolate mofetil is tapered to BID on day 30 or 7 days after engraftment if there is no acute GVHD, and then tapered over 2-3 weeks beginning on day 45 (or 15 days after engraftment if engraftment occurred \\> day 30) after engraftment if there continues to be no evidence of acute GVHD.\n\nCyclosporine: Given IV and PO Mycophenolate Mofetil: Given IV and PO Laboratory Biomarker Analysis: Correlative studies","id":"OG002","title":"Regimen A: High-dose TBI + Fludarabine + Cyclophosphamide; Double-cord Transplant"},{"description":"Patients receive myeloablative conditioning comprising fludarabine IV over 30-60 minutes on days -6 to -2, cyclophosphamide IV on day -6, thiotepa IV over 2-4 hours on days -5 and -4, and middle-intensity TBI QD on days -2 and -1. Patients then undergo double-unit UCBT on day 0.\n\nFludarabine: Given IV Cyclophosphamide: Given IV Thiotepa: Given IV Total-Body Irradiation: Undergo moderate-intensity TBI Umbilical Cord Blood Transplantation: Undergo UCBT\n\nPatients receive GVHD prophylaxis comprising cyclosporine IV over 1 hour every 8 or 12 hours, then cyclosporine PO (if tolerated), on days -3 to 100 with taper on day 101. Patients also receive mycophenolate mofetil IV every 8 hours on days 0 to 7 and then PO (if tolerated) TID on days 8-30. Mycophenolate mofetil is tapered to BID on day 30 or 7 days after engraftment if there is no acute GVHD, and then tapered over 2-3 weeks beginning on day 45 (or 15 days after engraftment if engraftment occurred \\> day 30) after engraftment if there continues to be no evidence of acute GVHD.\n\nCyclosporine: Given IV and PO Mycophenolate Mofetil: Given IV and PO Laboratory Biomarker Analysis: Correlative studies","id":"OG003","title":"Regimen B: Middle-intensity TBI + Fludarabine + Cyclophosphamide + Thiotepa; Double-cord Transplant"}],"paramType":"NUMBER","populationDescription":"Participants who received UCBT on study.","reportingStatus":"POSTED","timeFrame":"Up to 2 years post-transplant","title":"Event of Chronic Graft-verses-host-disease (cGVHD)","type":"SECONDARY","unitOfMeasure":"events"}