Correction to: Leukemia (2009) 23, 3–9; doi:10.1038/leu.2008.291; published online 30 October 2008

Since the publication of this article, the authors have identified an error within Table 2, namely that the creatinine value (Renal insufficiency: serum creatinine) was incorrectly listed as 1.73 mmol/l. The correct value is 0.173 mmol/l (173 micromoles/l).

The authors would like to apologize for any inconvenience this may have caused.