Key points are not available for this paper at this time.
The use of a target hemoglobin level of 13.5 g per deciliter (as compared with 11.3 g per deciliter) was associated with increased risk and no incremental improvement in the quality of life. (ClinicalTrials.gov number, NCT00211120 ClinicalTrials.gov.).
Singh et al. (2006) studied this question.