Baseline characteristics of patients undergoing first myeloablative HCT for AML at age 15-39 years between 2000-2014 who survived disease free for 12+ months (reported to the CIBMTR)
| Variable . | All Patients . | TBI . | Chemotherapy only . | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No. . | % . | Median . | Range . | No. . | % . | Median . | Range . | No. . | % . | Median . | Range . | |
| No. of patients | 826 | 390 | 436 | |||||||||
| No. of centers | 147 | 92 | 113 | |||||||||
| Follow-up of survivors, mo | 77 | 12-194 | 94 | 13-194 | 73 | 12-182 | ||||||
| Year of transplant | ||||||||||||
| 2000-2004 | 257 | 31 | 133 | 34 | 124 | 28 | ||||||
| 2005-2009 | 359 | 43 | 180 | 46 | 179 | 41 | ||||||
| 2010-2014 | 210 | 25 | 77 | 20 | 133 | 31 | ||||||
| Patient age at transplant, y | 29 | 15-40 | 30 | 15-40 | 28 | 15-40 | ||||||
| 15-19 | 127 | 15 | 52 | 13 | 75 | 17 | ||||||
| 20-29 | 325 | 39 | 151 | 39 | 174 | 40 | ||||||
| 30-39 | 374 | 45 | 187 | 48 | 187 | 43 | ||||||
| Patient age at last contact/death, y | 35 | 17-55 | 36 | 17-55 | 34 | 17-53 | ||||||
| 15-19 | 24 | 3 | 12 | 3 | 12 | 3 | ||||||
| 20-29 | 221 | 27 | 85 | 22 | 136 | 31 | ||||||
| 30-39 | 350 | 42 | 173 | 44 | 177 | 41 | ||||||
| 40+ | 231 | 28 | 120 | 31 | 111 | 25 | ||||||
| Sex | ||||||||||||
| Male | 449 | 54 | 213 | 55 | 236 | 54 | ||||||
| Female | 377 | 46 | 177 | 45 | 200 | 46 | ||||||
| Race/ethnicity | ||||||||||||
| White | 654 | 79 | 296 | 76 | 358 | 82 | ||||||
| Black/African American | 18 | 2 | 7 | 2 | 11 | 3 | ||||||
| Hispanic | 63 | 8 | 27 | 7 | 36 | 8 | ||||||
| Other* | 81 | 10 | 56 | 14 | 25 | 6 | ||||||
| Performance score | ||||||||||||
| 90-100 | 624 | 76 | 290 | 74 | 334 | 77 | ||||||
| <90 | 182 | 22 | 87 | 22 | 95 | 22 | ||||||
| Disease status before transplant | ||||||||||||
| CR1 | 576 | 70 | 267 | 68 | 309 | 71 | ||||||
| CR2+ | 250 | 30 | 123 | 32 | 127 | 29 | ||||||
| Cytogenetics | ||||||||||||
| Favorable | 124 | 15 | 58 | 15 | 66 | 15 | ||||||
| Intermediate | 502 | 61 | 231 | 59 | 271 | 62 | ||||||
| Unfavorable | 148 | 18 | 76 | 19 | 72 | 17 | ||||||
| Donor | ||||||||||||
| HLA-identical sibling | 362 | 44 | 158 | 41 | 204 | 47 | ||||||
| Matched (8/8) unrelated donor | 464 | 56 | 232 | 59 | 232 | 53 | ||||||
| Graft type | ||||||||||||
| Bone marrow | 294 | 36 | 140 | 36 | 154 | 35 | ||||||
| Peripheral blood | 532 | 64 | 250 | 64 | 282 | 65 | ||||||
| Conditioning regimen | ||||||||||||
| TBI + cyclophosphamide | 355 | 43 | 355 | 91 | NA | |||||||
| TBI + cyclophosphamide + etoposide | 17 | 2 | 17 | 4 | NA | |||||||
| TBI + etoposide | 18 | 2 | 18 | 5 | NA | |||||||
| Busulfan + cyclophosphamide | 311 | 38 | NA | 311 | 71 | |||||||
| Busulfan + fludarabine | 125 | 15 | NA | 125 | 29 | |||||||
| Total TBI dose (cGy) | 1200 | 550-1440 | 1200 | 550-1440 | NA | |||||||
| 550-799 | 9 | 1 | 9 | 2 | NA | |||||||
| 800-1199 | 14 | 2 | 14 | 4 | NA | |||||||
| ≥1200 | 367 | 44 | 367 | 94 | NA | |||||||
| Busulfan route | ||||||||||||
| Oral | 156 | 30 | NA | 156 | 30 | |||||||
| IV | 353 | 68 | NA | 353 | 68 | |||||||
| Corticosteroids as part of GVHD prophylaxis | ||||||||||||
| No | 760 | 92 | 353 | 91 | 407 | 93 | ||||||
| Yes | 64 | 8 | 35 | 9 | 29 | 7 | ||||||
| Antithymocyte globulin/alemtuzumab before transplant | ||||||||||||
| No | 688 | 83 | 356 | 91 | 332 | 76 | ||||||
| Yes | 138 | 17 | 34 | 9 | 104 | 24 | ||||||
| Variable . | All Patients . | TBI . | Chemotherapy only . | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No. . | % . | Median . | Range . | No. . | % . | Median . | Range . | No. . | % . | Median . | Range . | |
| No. of patients | 826 | 390 | 436 | |||||||||
| No. of centers | 147 | 92 | 113 | |||||||||
| Follow-up of survivors, mo | 77 | 12-194 | 94 | 13-194 | 73 | 12-182 | ||||||
| Year of transplant | ||||||||||||
| 2000-2004 | 257 | 31 | 133 | 34 | 124 | 28 | ||||||
| 2005-2009 | 359 | 43 | 180 | 46 | 179 | 41 | ||||||
| 2010-2014 | 210 | 25 | 77 | 20 | 133 | 31 | ||||||
| Patient age at transplant, y | 29 | 15-40 | 30 | 15-40 | 28 | 15-40 | ||||||
| 15-19 | 127 | 15 | 52 | 13 | 75 | 17 | ||||||
| 20-29 | 325 | 39 | 151 | 39 | 174 | 40 | ||||||
| 30-39 | 374 | 45 | 187 | 48 | 187 | 43 | ||||||
| Patient age at last contact/death, y | 35 | 17-55 | 36 | 17-55 | 34 | 17-53 | ||||||
| 15-19 | 24 | 3 | 12 | 3 | 12 | 3 | ||||||
| 20-29 | 221 | 27 | 85 | 22 | 136 | 31 | ||||||
| 30-39 | 350 | 42 | 173 | 44 | 177 | 41 | ||||||
| 40+ | 231 | 28 | 120 | 31 | 111 | 25 | ||||||
| Sex | ||||||||||||
| Male | 449 | 54 | 213 | 55 | 236 | 54 | ||||||
| Female | 377 | 46 | 177 | 45 | 200 | 46 | ||||||
| Race/ethnicity | ||||||||||||
| White | 654 | 79 | 296 | 76 | 358 | 82 | ||||||
| Black/African American | 18 | 2 | 7 | 2 | 11 | 3 | ||||||
| Hispanic | 63 | 8 | 27 | 7 | 36 | 8 | ||||||
| Other* | 81 | 10 | 56 | 14 | 25 | 6 | ||||||
| Performance score | ||||||||||||
| 90-100 | 624 | 76 | 290 | 74 | 334 | 77 | ||||||
| <90 | 182 | 22 | 87 | 22 | 95 | 22 | ||||||
| Disease status before transplant | ||||||||||||
| CR1 | 576 | 70 | 267 | 68 | 309 | 71 | ||||||
| CR2+ | 250 | 30 | 123 | 32 | 127 | 29 | ||||||
| Cytogenetics | ||||||||||||
| Favorable | 124 | 15 | 58 | 15 | 66 | 15 | ||||||
| Intermediate | 502 | 61 | 231 | 59 | 271 | 62 | ||||||
| Unfavorable | 148 | 18 | 76 | 19 | 72 | 17 | ||||||
| Donor | ||||||||||||
| HLA-identical sibling | 362 | 44 | 158 | 41 | 204 | 47 | ||||||
| Matched (8/8) unrelated donor | 464 | 56 | 232 | 59 | 232 | 53 | ||||||
| Graft type | ||||||||||||
| Bone marrow | 294 | 36 | 140 | 36 | 154 | 35 | ||||||
| Peripheral blood | 532 | 64 | 250 | 64 | 282 | 65 | ||||||
| Conditioning regimen | ||||||||||||
| TBI + cyclophosphamide | 355 | 43 | 355 | 91 | NA | |||||||
| TBI + cyclophosphamide + etoposide | 17 | 2 | 17 | 4 | NA | |||||||
| TBI + etoposide | 18 | 2 | 18 | 5 | NA | |||||||
| Busulfan + cyclophosphamide | 311 | 38 | NA | 311 | 71 | |||||||
| Busulfan + fludarabine | 125 | 15 | NA | 125 | 29 | |||||||
| Total TBI dose (cGy) | 1200 | 550-1440 | 1200 | 550-1440 | NA | |||||||
| 550-799 | 9 | 1 | 9 | 2 | NA | |||||||
| 800-1199 | 14 | 2 | 14 | 4 | NA | |||||||
| ≥1200 | 367 | 44 | 367 | 94 | NA | |||||||
| Busulfan route | ||||||||||||
| Oral | 156 | 30 | NA | 156 | 30 | |||||||
| IV | 353 | 68 | NA | 353 | 68 | |||||||
| Corticosteroids as part of GVHD prophylaxis | ||||||||||||
| No | 760 | 92 | 353 | 91 | 407 | 93 | ||||||
| Yes | 64 | 8 | 35 | 9 | 29 | 7 | ||||||
| Antithymocyte globulin/alemtuzumab before transplant | ||||||||||||
| No | 688 | 83 | 356 | 91 | 332 | 76 | ||||||
| Yes | 138 | 17 | 34 | 9 | 104 | 24 | ||||||
Multiple races (n = 11), Asian (n = 61), American Indian or Alaska Native (n = 4), Native Hawaiian or Pacific Islander (n = 3), other unspecified (n = 2).