Kaplan-Meier survival curves of patients with B-ALL by race, ethnicity, sex, and BMI. (A) Survival of entire B-ALL cohort. (B) Survival comparison by sex. (C) Survival comparison by race/ethnicity. (D) Survival comparison by BMI. P values calculated using log rank method. t = 0 corresponds to time of last CAR T-cell infusion. Overweight/obese (O/O) defined as BMI ≥ 25 in patients age ≥20 years and BMI ≥ 85th percentile in patients aged 2 to 20.