Days alive and out of hospital (DAOH) in allogeneic recipients. Forest plot based on multivariable linear regression for DAOH in all allogeneic recipients (A), in myeloablative allogeneic recipients (B), and in allogeneic recipients receiving non-myeloablative conditioning (C, n = 275). HRV, human rhinovirus; HCT-CI, hematopoietic cell transplantation comorbidity index; LRD, lower respiratory tract disease.