Infection Requiring continuation of antimicrobial treatment after alloHSCT Pulmonary disease DLco and/or FEV1 p 65% or dyspnea at rest or requiring oxygen Unrelated donor Matched unrelated donor Donor CMV Donor CMV IgG serology positive Hepatic disease Liver cirrhosis, bilirubin >1.5 ULN or AST/ALT 42.5 x ULN Time interval to alloHSCT Time interval from diagnosis to alloHSCT X 6 months Peptic ulcer requiring treatment Inflammatory bowel disease Crohn disease or ulcerative colitis Heart valve disease Any valve disorders, except prolapsed mitral valve Psychiatric disturbance Depression or anxiety requiring psychiatric consultation or treatment Age at alloHSCT X60 years Arrhythmia Atrial fibrillation or flutter, sick sinus syndrome or ventricular arrhythmias Patient CMV Patient CMV IgG serology positive Obesity Patients with a body mass index >35 kg/m2 Rheumatologic disease SLE, RA, polymyositis, mixed CTD or polymyalgia rheumatica Renal disease Serum creatinine >2 mg/dl or >177 mmol/l, on dialysis or prior renal transplantation Punten: % non relapse related mortality op 2 jaar