(A) Survival after allogeneic bone marrow transplant: data from individual hospital series in peer-reviewed publications, 1991-1997 (1-15, with 95% confidence intervals); shaded area represents 5-year survival (with the same confidence intervals) of patients reported to the International Bone Marrow Transplant Registry during the same time period (reprinted from²¹ , which provides details).

(B) The continuing influence of age on survival as reflected in IBMTR data (reprinted from²¹ ).

(C) Comparative probability of survival after immunosuppression (IS) and bone marrow transplant (BMT) for patients treated in the 1980s and 1990s, from the Working Party on Severe Aplastic Anemia of the European Blood and Marrow Transplant Group (reprinted from⁵¹ ).