| ALL | Acute lymphoblastic leukemia |
| AML | Acute myeloid leukemia |
| ANC | Absolute neutrophil count |
| ATG | Anti-thymocyte globulin |
| AUC | Area under the curve |
| CD14 | Cluster of differentiation 14 |
| CDC | Centers for Disease Control and Prevention |
| CDI | Clinically documented infections |
| CHI3L1 | Chitinase-3-like protein 1 |
| CLEIA | Chemiluminescent enzyme immunoassay |
| CML | Chronic myeloid leukemia |
| CMV | Cytomegalovirus |
| COPD | Chronic obstructive pulmonary disease |
| CRP | C-reactive protein |
| G-CSF | Granulocyte colony-stimulating factor |
| DOR | Diagnostic odds ratio |
| EBMT | European Society for Blood and Marrow Transplantation |
| EBV | Epstein–Barr virus |
| ELISA | Enzyme-linked immunosorbent assay |
| FUO | Fever of unknown origin |
| GVHD | Graft-versus-host disease |
| HCT-CI | Hematopoietic cell transplantation comorbidity index |
| HSCT | Hematopoietic stem cell transplantation |
| IL | Interleukin |
| IQR | Interquartile range |
| ISCT | International Society for Cell and Gene Therapy |
| JACIE | Joint Accreditation Committee of the International Society for Cell and Gene Therapy and the European Society for Blood and Marrow Transplantation |
| LBP | Lipopolysaccharide binding protein |
| LH – | Negative likelihood ratio |
| LH + | Positive likelihood ratio |
| LPS | Lipopolysaccharide |
| MDI | Microbiologically documented infection |
| MDS | Myelodysplastic syndrome |
| MPN | Myeloproliferative neoplasms |
| PCR | Polymerase chain reaction |
| PCT | Procalcitonin |
| PSP | Presepsin |
| qSOFA | Quick Sepsis-Related Organ Failure Assessment |
| RIC | Reduced intensity conditioning |
| ROC | receiver operating characteristic |
| SD | Standard deviation |
| SIRS | Systemic inflammatory response syndrome |
| VIF | Variance inflation factor |
| WHO | World Health Organization |