Decreased median survival of adults with sickle cell disease after adjusting for left truncation bias: a pooled analysis

TO THE EDITOR: Survival estimates of adults with sickle cell disease (SCD) in high-income countries are limited because of the absence of prospective cohorts of young adolescents followed to and through adulthood. Recently, Gardner et al described a cohort of 712 adults with SCD (16-80 years of age