Table 3

Multivariate analysis of TRM and relapse

nRelative risk (95% CI)P
TRM    
    Donor type   < .001 
        Matched sibling 212 1.00  
        URD, well-matched 249 1.55 (1.02-2.37)*  
        URD, partially-matched 99 3.03 (1.94-4.75)*  
    GVHD prophylaxis   .002 
        CsA ± other 277 1.00  
        Tac ± other 225 0.48 (0.31-0.72)*  
        T-cell depletion 46 1.07 (0.61-1.88)  
        Other/missing 12 2.38 (0.95-5.99)  
    Prior MDS    
        No 452 1.00  
        Yes 108 1.63 (1.11-2.41) .01 
    Growth factor used to promote engraftment    
        No 283 1.00  
        Yes 184 1.70 (1.17-2.47)* .005 
        Missing 93 1.09 (0.65-1.82)  
    Graft type    
    In first 3 mo after treatment    
        BM 228 1.00  
        PBPC 332 0.55 (0.32-0.95) .03 
    After 3 mo after treatment    
        BM 174 1.00  
        PBPC 272 1.16 (0.70-1.94) .561 
    Age and conditioning regimen    
    In first 3 mo after treatment   .6 
        20-50 y, myeloablative 252 1.00  
        Less than 20 y, myeloablative 84 0.61 (0.3-1.26)  
        More than 50 y, myeloablative 82 0.63 (0.28-1.43)  
        50 y or less, RIC 34 0.81 (0.25-2.69)  
        More than 50 y, RIC 108 0.76 (0.37-1.57)  
    After 3 mo after treatment   < .001 
        20-50 y, myeloablative 204 1.00  
        Less than 20 y, myeloablative 68 0.34 (0.12-0.99)*  
        More than 50 y, myeloablative 69 2.66 (1.50-4.73)*  
        50 y or less, RIC 29 1.15 (0.4-3.32)  
        More than 50 y, RIC 76 2.84 (1.55-5.23)*  
Relapse    
    Donor type   .5 
        Matched sibling 212 1.00  
        URD, well-matched 249 1.04 (0.76-1.42)  
        URD, partially-matched 99 0.78 (0.48-1.24)  
    Donor-recipient sex match   .002 
        Male-male 204 1.00  
        Male-female 152 0.66 (0.47-0.94)*  
        Female-male 108 0.48 (0.31-0.73)*  
        Female-female 96 0.6 (0.39-0.92)*  
    Age and conditioning regimen   < .001 
        20-50 y, myeloablative 252 1.00  
        Less than 20 y, myeloablative 84 1.13 (0.73-1.73)  
        More than 50 y, myeloablative 82 1.3 (0.81-2.08)  
        50 y or less, RIC 34 1.3 (0.7-2.4)  
        More than 50 y, RIC 108 3.08 (1.96-4.83)*  
    Acute GVHD    
        No 288 1.00  
        Yes 272 0.99 (0.74-1.33) .96 
    Chronic GVHD    
        No 331 1.00  
        Yes 229 0.68 (0.47-0.99) .046 
nRelative risk (95% CI)P
TRM    
    Donor type   < .001 
        Matched sibling 212 1.00  
        URD, well-matched 249 1.55 (1.02-2.37)*  
        URD, partially-matched 99 3.03 (1.94-4.75)*  
    GVHD prophylaxis   .002 
        CsA ± other 277 1.00  
        Tac ± other 225 0.48 (0.31-0.72)*  
        T-cell depletion 46 1.07 (0.61-1.88)  
        Other/missing 12 2.38 (0.95-5.99)  
    Prior MDS    
        No 452 1.00  
        Yes 108 1.63 (1.11-2.41) .01 
    Growth factor used to promote engraftment    
        No 283 1.00  
        Yes 184 1.70 (1.17-2.47)* .005 
        Missing 93 1.09 (0.65-1.82)  
    Graft type    
    In first 3 mo after treatment    
        BM 228 1.00  
        PBPC 332 0.55 (0.32-0.95) .03 
    After 3 mo after treatment    
        BM 174 1.00  
        PBPC 272 1.16 (0.70-1.94) .561 
    Age and conditioning regimen    
    In first 3 mo after treatment   .6 
        20-50 y, myeloablative 252 1.00  
        Less than 20 y, myeloablative 84 0.61 (0.3-1.26)  
        More than 50 y, myeloablative 82 0.63 (0.28-1.43)  
        50 y or less, RIC 34 0.81 (0.25-2.69)  
        More than 50 y, RIC 108 0.76 (0.37-1.57)  
    After 3 mo after treatment   < .001 
        20-50 y, myeloablative 204 1.00  
        Less than 20 y, myeloablative 68 0.34 (0.12-0.99)*  
        More than 50 y, myeloablative 69 2.66 (1.50-4.73)*  
        50 y or less, RIC 29 1.15 (0.4-3.32)  
        More than 50 y, RIC 76 2.84 (1.55-5.23)*  
Relapse    
    Donor type   .5 
        Matched sibling 212 1.00  
        URD, well-matched 249 1.04 (0.76-1.42)  
        URD, partially-matched 99 0.78 (0.48-1.24)  
    Donor-recipient sex match   .002 
        Male-male 204 1.00  
        Male-female 152 0.66 (0.47-0.94)*  
        Female-male 108 0.48 (0.31-0.73)*  
        Female-female 96 0.6 (0.39-0.92)*  
    Age and conditioning regimen   < .001 
        20-50 y, myeloablative 252 1.00  
        Less than 20 y, myeloablative 84 1.13 (0.73-1.73)  
        More than 50 y, myeloablative 82 1.3 (0.81-2.08)  
        50 y or less, RIC 34 1.3 (0.7-2.4)  
        More than 50 y, RIC 108 3.08 (1.96-4.83)*  
    Acute GVHD    
        No 288 1.00  
        Yes 272 0.99 (0.74-1.33) .96 
    Chronic GVHD    
        No 331 1.00  
        Yes 229 0.68 (0.47-0.99) .046 

In each comparison group, P values reflect an overall significant difference between the groups. Because of interactions between age and conditioning regimen as well as nonproportional hazards over time, TRM was analyzed by time periods as shown.

Tac indicates tacrolimus; and BM, bone marrow.

*

Significantly different value from the reference group.

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