Specific COD according to survival time. Of the patients with a recorded death during follow-up, the deaths were categorized into 4 time categories (within 12 months from diagnosis, 12-36 months from diagnosis, 36-60 months from diagnosis, and >60 months from diagnosis). Within the respective survival categories, the proportion of patients with death due to CVD appeared to increase, whereas the proportion of patients with death due to MDS/leukemia appeared to decrease.