Correlation between HCT-CI scores and age. Distribution of HCT-CI scores of 0, 1 to 2, and 3 or more among 4 age categories; less than 40, 40 to 49, 50 to 59, and more than 59 years of all patients (n = 224) with AML in first CR transplanted at FHCRC and MDACC. HCT-CI score 0, white area; HCT-CI scores 1 to 2, gray area; HCT-CI scores more than or equal to 3, black area.