Table 1

Characteristics of patients (> 18 y) who underwent a myeloablative 8/8 matched URD or HLA-identical sibling transplantation between 1995 and 2004 for AML, ALL, and CML

CharacteristicsHLA-identical siblingsURDP
Total patients, n (%) 3158 (77) 941 (23)  
Median recipient age at transplantation, y (range)    
    Recipient 38.1 (18-59.9) 38.9 (18-59.9) .09 
    Donor 37 (18-60) 35.5 (19-59.3) < .001 
Male sex 1768 (56) 526 (56)  
Donor-recipient sex match   < .001 
    Male→male 1039 (33) 369 (39)  
    Male→female 723 (23) 250 (27)  
    Female→male 728 (23) 157 (17)  
    Female→female 659 (21) 165 (18)  
    Unknown 9 (< 1)  
Disease   .001 
    AML 1271 (40) 340 (36)  
    ALL 483 (15) 189 (20)  
    CML 1404 (44) 412 (44)  
Disease status at transplantation*   < .001 
    Early 2203 (70) 476 (51)  
    Intermediate 468 (15) 243 (26)  
    Advanced 449 (14) 222 (24)  
    Unknown 38 (1)  
Karnofsky performance score   < .001 
    < 90 678 (21) 238 (25)  
    90-100 2441 (77) 651 (69)  
    Unknown 39 (1) 52 (6)  
Donor-recipient CMV match   < .001 
    D(−)/R(−) 766 (24) 306 (33)  
    D(−)/R(+) 409 (13) 286 (30)  
    D(+)/R(−) 276 (9) 137 (15)  
    D(+)/R(+) 1527 (48) 188 (20)  
    Unknown 180 (6) 24 (3)  
Graft type   < .001 
    Bone marrow 1788 (57) 748 (79)  
    Peripheral blood 1370 (43) 193 (21)  
Conditioning regimen   < .001 
    cy + tbi ± other 1237 (39) 738 (78)  
    cy + bu ± other 1921 (61) 203 (22)  
    ATG during conditioning 31 (1) 48 (5)  
GVHD prophylaxis   < .001 
    CSA + MTX ± other 3007 (95) 648 (69)  
    FK506 + MTX ± other 151 (5) 293 (31)  
Median follow-up of survivors, mo (range) 60.3 (1.4-136.7) 72.2 (10.8-135.3) < .001 
Year of transplantation   < .001 
    1995-1997 1456 (46) 250 (27)  
    1998-2000 972 (31) 327 (35)  
    2001-2004 730 (23) 364 (39)  
Acute leukemia    
    AML FAB subtype   < .001 
        AML M1 189 (15) 50 (15)  
        AML M2 342 (28) 71 (21)  
        AML M3 117 (10) 16 (5)  
        AML M4 256 (21) 63 (19)  
        AML M5 154 (13) 26 (8)  
        AML M6 29 (2) 18 (5)  
        AML M7 15 (1) 7 (2)  
        Other AML 48 (4) 23 (7)  
        Unclassified AML 76 (6) 57 (17)  
    WBC at diagnosis   < .001 
        < 25 × 109/L 994 (57) 246 (47)  
        25-50 × 109/L 191 (11) 60 (11)  
        50-100 × 109/L 206 (12) 49 (9)  
        > 100 × 109/L 144 (8) 59 (11)  
        Missing 219 (12) 115 (22)  
    Median WBC at diagnosis, ×109/L (range) 21.1 (0.1-900) 14.7 (0.3-870) .001 
    Duration of CR1 (for patients beyond CR1)   < .001 
        < 6 mo 186 (35) 77 (27)  
        6-12 mo 92 (17) 75 (27)  
        > 12 mo 157 (29) 98 (35)  
        Missing 104 (19) 32 (11)  
    Median (range), mo 8.0 (0.1-151.1) 9.6 (0.6-145.2) .008 
    Time from remission to transplantation (for patients in CR1)   < .001 
        < 3 mo 463 (45) 71 (39)  
        3-6 mo 376 (36) 77 (42)  
        > 6 mo 134 (13) 34 (19)  
        Missing 60 (6)  
    Median (range), mo 3.1 (0.06-46.8) 3.6 (0.2-20.5) .249 
    Cytogenetics: AML   < .001 
        Good prognosis 140 (11) 35 (10)  
        Intermediate prognosis 188 (15) 53 (16)  
        Poor prognosis 158 (12) 60 (18)  
        No abnormalities 469 (37) 72 (21)  
        Unknown 316 (25) 120 (35)  
    Cytogenetics: ALL   < .001 
        No abnormalities 154 (32) 36 (19)  
        Hyperdiploid 36 (7) 18 (10)  
        Hypodiploid, t(9;22), t(4;11), t(8;14) 73 (15) 56 (30)  
        Other abnormalities 84 (17) 24 (13)  
        Unknown 136 (28) 55 (29)  
Chronic leukemia    
    CML: Time from diagnosis to transplantation   < .001 
        < 12 mo 893 (64) 210 (51)  
        12-24 mo 325 (23) 110 (27)  
        > 24 mo 186 (13) 91 (22)  
        Missing 1 (< 1)  
    Median (range), mo 8.7 (0.7-149.9) 11.8 (0.9-138.7) < .001 
    Grade II-IV acute GVHD 1083 (34) 485 (52)  
    Grade III-IV acute GVHD 495 (16) 194 (21)  
    Chronic GVHD 1308 (42) 465 (49)  
CharacteristicsHLA-identical siblingsURDP
Total patients, n (%) 3158 (77) 941 (23)  
Median recipient age at transplantation, y (range)    
    Recipient 38.1 (18-59.9) 38.9 (18-59.9) .09 
    Donor 37 (18-60) 35.5 (19-59.3) < .001 
Male sex 1768 (56) 526 (56)  
Donor-recipient sex match   < .001 
    Male→male 1039 (33) 369 (39)  
    Male→female 723 (23) 250 (27)  
    Female→male 728 (23) 157 (17)  
    Female→female 659 (21) 165 (18)  
    Unknown 9 (< 1)  
Disease   .001 
    AML 1271 (40) 340 (36)  
    ALL 483 (15) 189 (20)  
    CML 1404 (44) 412 (44)  
Disease status at transplantation*   < .001 
    Early 2203 (70) 476 (51)  
    Intermediate 468 (15) 243 (26)  
    Advanced 449 (14) 222 (24)  
    Unknown 38 (1)  
Karnofsky performance score   < .001 
    < 90 678 (21) 238 (25)  
    90-100 2441 (77) 651 (69)  
    Unknown 39 (1) 52 (6)  
Donor-recipient CMV match   < .001 
    D(−)/R(−) 766 (24) 306 (33)  
    D(−)/R(+) 409 (13) 286 (30)  
    D(+)/R(−) 276 (9) 137 (15)  
    D(+)/R(+) 1527 (48) 188 (20)  
    Unknown 180 (6) 24 (3)  
Graft type   < .001 
    Bone marrow 1788 (57) 748 (79)  
    Peripheral blood 1370 (43) 193 (21)  
Conditioning regimen   < .001 
    cy + tbi ± other 1237 (39) 738 (78)  
    cy + bu ± other 1921 (61) 203 (22)  
    ATG during conditioning 31 (1) 48 (5)  
GVHD prophylaxis   < .001 
    CSA + MTX ± other 3007 (95) 648 (69)  
    FK506 + MTX ± other 151 (5) 293 (31)  
Median follow-up of survivors, mo (range) 60.3 (1.4-136.7) 72.2 (10.8-135.3) < .001 
Year of transplantation   < .001 
    1995-1997 1456 (46) 250 (27)  
    1998-2000 972 (31) 327 (35)  
    2001-2004 730 (23) 364 (39)  
Acute leukemia    
    AML FAB subtype   < .001 
        AML M1 189 (15) 50 (15)  
        AML M2 342 (28) 71 (21)  
        AML M3 117 (10) 16 (5)  
        AML M4 256 (21) 63 (19)  
        AML M5 154 (13) 26 (8)  
        AML M6 29 (2) 18 (5)  
        AML M7 15 (1) 7 (2)  
        Other AML 48 (4) 23 (7)  
        Unclassified AML 76 (6) 57 (17)  
    WBC at diagnosis   < .001 
        < 25 × 109/L 994 (57) 246 (47)  
        25-50 × 109/L 191 (11) 60 (11)  
        50-100 × 109/L 206 (12) 49 (9)  
        > 100 × 109/L 144 (8) 59 (11)  
        Missing 219 (12) 115 (22)  
    Median WBC at diagnosis, ×109/L (range) 21.1 (0.1-900) 14.7 (0.3-870) .001 
    Duration of CR1 (for patients beyond CR1)   < .001 
        < 6 mo 186 (35) 77 (27)  
        6-12 mo 92 (17) 75 (27)  
        > 12 mo 157 (29) 98 (35)  
        Missing 104 (19) 32 (11)  
    Median (range), mo 8.0 (0.1-151.1) 9.6 (0.6-145.2) .008 
    Time from remission to transplantation (for patients in CR1)   < .001 
        < 3 mo 463 (45) 71 (39)  
        3-6 mo 376 (36) 77 (42)  
        > 6 mo 134 (13) 34 (19)  
        Missing 60 (6)  
    Median (range), mo 3.1 (0.06-46.8) 3.6 (0.2-20.5) .249 
    Cytogenetics: AML   < .001 
        Good prognosis 140 (11) 35 (10)  
        Intermediate prognosis 188 (15) 53 (16)  
        Poor prognosis 158 (12) 60 (18)  
        No abnormalities 469 (37) 72 (21)  
        Unknown 316 (25) 120 (35)  
    Cytogenetics: ALL   < .001 
        No abnormalities 154 (32) 36 (19)  
        Hyperdiploid 36 (7) 18 (10)  
        Hypodiploid, t(9;22), t(4;11), t(8;14) 73 (15) 56 (30)  
        Other abnormalities 84 (17) 24 (13)  
        Unknown 136 (28) 55 (29)  
Chronic leukemia    
    CML: Time from diagnosis to transplantation   < .001 
        < 12 mo 893 (64) 210 (51)  
        12-24 mo 325 (23) 110 (27)  
        > 24 mo 186 (13) 91 (22)  
        Missing 1 (< 1)  
    Median (range), mo 8.7 (0.7-149.9) 11.8 (0.9-138.7) < .001 
    Grade II-IV acute GVHD 1083 (34) 485 (52)  
    Grade III-IV acute GVHD 495 (16) 194 (21)  
    Chronic GVHD 1308 (42) 465 (49)  

Characteristics of URD or HLA-identical sibling transplantations and differences between the 2 groups regarding some prognostic factors are shown. Unless otherwise indicated, all values are no. (%).

URD indicates unrelated donor; AML, acute myeloid leukemia; ALL, acute lymphoid leukemia; CML, chronic myeloid leukemia; CMV, cytomegalovirus; cy, cyclophosphamide; tbi, total body irradiation; bu, busulpan; ATG, anti–T-cell immunoglobulin; CSA, cyclosporine; MTX, methotrexate; FK506, tacrolimus; FAB, French-American-British; WBC, white blood cell; CR1, first complete remission; and GVHD, graft-versus-host disease.

*

Disease status is categorized as follows: early includes AML and ALL in CR1 or CML in first chronic phase; intermediate includes AML and ALL in ≥ CR2 or CML in accelerated phase or ≥ second chronic phase; and advanced includes AML and ALL with relapse or primary induction failure or CML in blast crisis.

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