Differences between studies
| Characteristic . | CIBMTR . | Current study . | 
|---|---|---|
| Centers | Multiple | Single | 
| Donor types | Unrelated | Related and unrelated | 
| HLA-A, -B, -C, -DRBI, and -DQB1 mismatching included | No | Yes | 
| No. of recipients, candidate SNP study | Up to 2887 | Up to 2560 for discovery | 
| No. of recipients, genome-wide study | 1970 for discovery | Up to 2560 for discovery | 
| Recipient diseases | AML, ALL, MDS | Any hematologic malignancy | 
| End points | OS, PFS, NRM, RM | NRM, RM | 
| End point adjudication | Yes | No | 
| No. of individual candidate variants | 47 | 122 | 
| Candidate SNP genetic models | Allelic | Allelic, dominant, recessive | 
| Adjustment for clinical covariates | Yes | No | 
| Truncation of follow-up | 1 y | None | 
| Tested recipient SNP allele mismatching | Yes | No | 
| GWAS scope | Exomes | Whole genome | 
| Statistical replication or validation | Metaanalysis | 3:2 discovery/replication split | 
| Gene-level analysis | Yes | No | 
| Characteristic . | CIBMTR . | Current study . | 
|---|---|---|
| Centers | Multiple | Single | 
| Donor types | Unrelated | Related and unrelated | 
| HLA-A, -B, -C, -DRBI, and -DQB1 mismatching included | No | Yes | 
| No. of recipients, candidate SNP study | Up to 2887 | Up to 2560 for discovery | 
| No. of recipients, genome-wide study | 1970 for discovery | Up to 2560 for discovery | 
| Recipient diseases | AML, ALL, MDS | Any hematologic malignancy | 
| End points | OS, PFS, NRM, RM | NRM, RM | 
| End point adjudication | Yes | No | 
| No. of individual candidate variants | 47 | 122 | 
| Candidate SNP genetic models | Allelic | Allelic, dominant, recessive | 
| Adjustment for clinical covariates | Yes | No | 
| Truncation of follow-up | 1 y | None | 
| Tested recipient SNP allele mismatching | Yes | No | 
| GWAS scope | Exomes | Whole genome | 
| Statistical replication or validation | Metaanalysis | 3:2 discovery/replication split | 
| Gene-level analysis | Yes | No | 
ALL indicates acute lymphoid leukemia; AML, acute myeloid leukemia; MDS, myelodysplastic syndrome.