Pretransplantation viremia, cytomegalovirus risk status, and use of alemtuzumab are associated with post–allogeneic hematopoietic cell transplantation viremia
Cytomegalovirus risk status, viremia, and viral disease result in higher health care utilization
The algorithm developed from our data can potentially reduce viral PCR testing by 50%
Preventative treatment strategies for children at risk of post–allogeneic hematopoietic cell transplantation viremia are needed