Characteristics of patients with Ph+ ALL according to disease status
. | CR1 . | CR2 . | P . | ||||||
---|---|---|---|---|---|---|---|---|---|
MRD− (n = 1111) . | MRD+ (n = 412) . | MRD− (n = 61) . | MRD+ (n = 41) . | ||||||
n . | % . | n . | % . | n . | % . | n . | % . | ||
Median (range) patient age at allo-HCT, y | 46 (16-71) | 44 (16-71) | 50 (16-69) | 51 (16-67) | .009 | ||||
PS | .002 | ||||||||
0 | 675 | 61 | 243 | 59 | 22 | 36 | 19 | 46 | |
1-2 | 419 | 38 | 158 | 38 | 37 | 61 | 22 | 54 | |
3-4 | 10 | 1 | 3 | 1 | 2 | 3 | 0 | 0 | |
Missing | 7 | 1 | 8 | 2 | 0 | 0 | 0 | 0 | |
Median WBC count at diagnosis, × 103/μL | 19.6 | 31.7 | 39.95 | 33.0 | <.001 | ||||
<30 | 638 | 57 | 201 | 49 | 28 | 46 | 18 | 44 | .005 |
≥30 | 473 | 43 | 221 | 54 | 33 | 54 | 23 | 56 | |
Additional chromosomal abnormality positive | 202 | 18 | 76 | 18 | 8 | 13 | 12 | 29 | .22 |
BCR breakpoint | .53 | ||||||||
p190 | 859 | 77 | 281 | 68 | 47 | 77 | 31 | 76 | |
p210 | 193 | 17 | 87 | 21 | 11 | 18 | 8 | 20 | |
Other | 26 | 2 | 8 | 2 | 1 | 2 | 1 | 2 | |
Missing | 33 | 3 | 36 | 9 | 2 | 3 | 1 | 2 | |
Pretransplantation TKI* | <.001 | ||||||||
Imatinib | 671 | 60 | 251 | 61 | 11 | 18 | 14 | 34 | |
Dasatinib | 425 | 38 | 149 | 36 | 44 | 72 | 22 | 54 | |
Other | 15 | 1 | 12 | 3 | 6 | 10 | 5 | 12 | |
CMV antibody positive | 842 | 76 | 300 | 73 | 50 | 82 | 29 | 71 | .46 |
Sex matching | .50 | ||||||||
Match | 573 | 52 | 207 | 50 | 32 | 52 | 25 | 61 | |
Male to female | 257 | 23 | 105 | 25 | 14 | 23 | 4 | 10 | |
Female to male | 241 | 22 | 85 | 21 | 14 | 23 | 10 | 24 | |
Missing | 40 | 4 | 15 | 4 | 1 | 2 | 2 | 5 | |
Donor | .002 | ||||||||
Related | 335 | 30 | 139 | 34 | 16 | 26 | 12 | 29 | |
UBM | 531 | 48 | 169 | 41 | 19 | 31 | 16 | 39 | |
UCB | 243 | 22 | 104 | 25 | 26 | 43 | 13 | 32 | |
Missing | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
HLA matching | .07 | ||||||||
Well matched | 556 | 50 | 192 | 47 | 18 | 30 | 17 | 41 | |
Partially matched | 404 | 36 | 163 | 40 | 29 | 48 | 16 | 39 | |
Mismatched | 147 | 13 | 53 | 13 | 13 | 21 | 7 | 17 | |
Missing | 4 | 0 | 4 | 1 | 1 | 2 | 1 | 2 | |
Median time from diagnosis to CR1, d | 40 | 41 | 42 | 41 | .48 | ||||
Median time from CR1 to allo-HCT, d | 132 | 118 | 332 | 206 | <.001 | ||||
Preparative regimen | <.001 | ||||||||
MAC | 792 | 71 | 305 | 74 | 28 | 46 | 27 | 66 | |
CY + TBI | 443 | 40 | 156 | 38 | 9 | 15 | 11 | 27 | |
VP + CY + TBI | 120 | 11 | 51 | 12 | 4 | 7 | 4 | 10 | |
CA + CY + TBI | 108 | 10 | 46 | 11 | 3 | 5 | 6 | 15 | |
Other TBI regimen | 65 | 6 | 24 | 6 | 9 | 15 | 4 | 10 | |
BU + CY | 24 | 2 | 13 | 3 | 2 | 3 | 1 | 2 | |
Other non-TBI regimen | 32 | 3 | 15 | 4 | 1 | 2 | 1 | 2 | |
RIC | 317 | 29 | 107 | 26 | 33 | 54 | 14 | 34 | |
Missing | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
GVHD prophylaxis | .03 | ||||||||
Cyclosporine A ± other | 411 | 37 | 161 | 39 | 12 | 20 | 18 | 44 | |
Tacrolimus ± other | 676 | 61 | 242 | 59 | 49 | 80 | 21 | 51 | |
Other | 22 | 2 | 9 | 2 | 0 | 0 | 2 | 5 | |
Missing | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Posttransplantation TKI† | 222 | 20 | 121 | 29 | 13 | 21 | 11 | 27 | <.001 |
Imatinib | 80 | 7 | 54 | 13 | 1 | 2 | 4 | 10 | |
Dasatinib | 130 | 12 | 58 | 14 | 10 | 16 | 3 | 7 | |
Other | 12 | 1 | 9 | 2 | 2 | 3 | 4 | 10 | |
Year of allo-HCT | <.001 | ||||||||
2002-2012 | 608 | 55 | 267 | 65 | 27 | 44 | 27 | 66 | |
2013-2017 | 503 | 45 | 145 | 35 | 34 | 56 | 14 | 34 |
. | CR1 . | CR2 . | P . | ||||||
---|---|---|---|---|---|---|---|---|---|
MRD− (n = 1111) . | MRD+ (n = 412) . | MRD− (n = 61) . | MRD+ (n = 41) . | ||||||
n . | % . | n . | % . | n . | % . | n . | % . | ||
Median (range) patient age at allo-HCT, y | 46 (16-71) | 44 (16-71) | 50 (16-69) | 51 (16-67) | .009 | ||||
PS | .002 | ||||||||
0 | 675 | 61 | 243 | 59 | 22 | 36 | 19 | 46 | |
1-2 | 419 | 38 | 158 | 38 | 37 | 61 | 22 | 54 | |
3-4 | 10 | 1 | 3 | 1 | 2 | 3 | 0 | 0 | |
Missing | 7 | 1 | 8 | 2 | 0 | 0 | 0 | 0 | |
Median WBC count at diagnosis, × 103/μL | 19.6 | 31.7 | 39.95 | 33.0 | <.001 | ||||
<30 | 638 | 57 | 201 | 49 | 28 | 46 | 18 | 44 | .005 |
≥30 | 473 | 43 | 221 | 54 | 33 | 54 | 23 | 56 | |
Additional chromosomal abnormality positive | 202 | 18 | 76 | 18 | 8 | 13 | 12 | 29 | .22 |
BCR breakpoint | .53 | ||||||||
p190 | 859 | 77 | 281 | 68 | 47 | 77 | 31 | 76 | |
p210 | 193 | 17 | 87 | 21 | 11 | 18 | 8 | 20 | |
Other | 26 | 2 | 8 | 2 | 1 | 2 | 1 | 2 | |
Missing | 33 | 3 | 36 | 9 | 2 | 3 | 1 | 2 | |
Pretransplantation TKI* | <.001 | ||||||||
Imatinib | 671 | 60 | 251 | 61 | 11 | 18 | 14 | 34 | |
Dasatinib | 425 | 38 | 149 | 36 | 44 | 72 | 22 | 54 | |
Other | 15 | 1 | 12 | 3 | 6 | 10 | 5 | 12 | |
CMV antibody positive | 842 | 76 | 300 | 73 | 50 | 82 | 29 | 71 | .46 |
Sex matching | .50 | ||||||||
Match | 573 | 52 | 207 | 50 | 32 | 52 | 25 | 61 | |
Male to female | 257 | 23 | 105 | 25 | 14 | 23 | 4 | 10 | |
Female to male | 241 | 22 | 85 | 21 | 14 | 23 | 10 | 24 | |
Missing | 40 | 4 | 15 | 4 | 1 | 2 | 2 | 5 | |
Donor | .002 | ||||||||
Related | 335 | 30 | 139 | 34 | 16 | 26 | 12 | 29 | |
UBM | 531 | 48 | 169 | 41 | 19 | 31 | 16 | 39 | |
UCB | 243 | 22 | 104 | 25 | 26 | 43 | 13 | 32 | |
Missing | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
HLA matching | .07 | ||||||||
Well matched | 556 | 50 | 192 | 47 | 18 | 30 | 17 | 41 | |
Partially matched | 404 | 36 | 163 | 40 | 29 | 48 | 16 | 39 | |
Mismatched | 147 | 13 | 53 | 13 | 13 | 21 | 7 | 17 | |
Missing | 4 | 0 | 4 | 1 | 1 | 2 | 1 | 2 | |
Median time from diagnosis to CR1, d | 40 | 41 | 42 | 41 | .48 | ||||
Median time from CR1 to allo-HCT, d | 132 | 118 | 332 | 206 | <.001 | ||||
Preparative regimen | <.001 | ||||||||
MAC | 792 | 71 | 305 | 74 | 28 | 46 | 27 | 66 | |
CY + TBI | 443 | 40 | 156 | 38 | 9 | 15 | 11 | 27 | |
VP + CY + TBI | 120 | 11 | 51 | 12 | 4 | 7 | 4 | 10 | |
CA + CY + TBI | 108 | 10 | 46 | 11 | 3 | 5 | 6 | 15 | |
Other TBI regimen | 65 | 6 | 24 | 6 | 9 | 15 | 4 | 10 | |
BU + CY | 24 | 2 | 13 | 3 | 2 | 3 | 1 | 2 | |
Other non-TBI regimen | 32 | 3 | 15 | 4 | 1 | 2 | 1 | 2 | |
RIC | 317 | 29 | 107 | 26 | 33 | 54 | 14 | 34 | |
Missing | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
GVHD prophylaxis | .03 | ||||||||
Cyclosporine A ± other | 411 | 37 | 161 | 39 | 12 | 20 | 18 | 44 | |
Tacrolimus ± other | 676 | 61 | 242 | 59 | 49 | 80 | 21 | 51 | |
Other | 22 | 2 | 9 | 2 | 0 | 0 | 2 | 5 | |
Missing | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Posttransplantation TKI† | 222 | 20 | 121 | 29 | 13 | 21 | 11 | 27 | <.001 |
Imatinib | 80 | 7 | 54 | 13 | 1 | 2 | 4 | 10 | |
Dasatinib | 130 | 12 | 58 | 14 | 10 | 16 | 3 | 7 | |
Other | 12 | 1 | 9 | 2 | 2 | 3 | 4 | 10 | |
Year of allo-HCT | <.001 | ||||||||
2002-2012 | 608 | 55 | 267 | 65 | 27 | 44 | 27 | 66 | |
2013-2017 | 503 | 45 | 145 | 35 | 34 | 56 | 14 | 34 |
BU, busulfan; CA, cytarabine; CMV, cytomegalovirus; CY, cyclophosphamide; MAC, myeloablative conditioning; RIC, reduced-intensity conditioning; TBI, total-body irradiation; UBM, unrelated bone marrow or peripheral blood; UCB, unrelated cord blood; VP, etoposide.
TKI used just before allo-HCT.
First TKI used after allo-HCT.