Rectal culture could predict carbapenem-resistant organism bloodstream infection and reduce the mortality in haematological patients: A retrospective cohort study

•Illustrated how active screening of rectal swabs reduces mortality of haematological patients with CRO BSI.•Preemptive positive rectal culture results and anti-infection treatment could significantly lower 30-d mortality for haematological patients complicated with CRO BSIs.•Antibiotic regimens based on CAZ/AVI were superior to those based on TGC or PMB.