Patient Characteristics
The median age of the 74 patients (46 boys and 28 girls) with IKZF1
Δ2-8/ALB deletions was 8 years (range, 1–17 years). The last follow-up
was July 1, 2020, and the median follow-up period was 38 months (range,
2–72 months). The clinical and laboratory characteristics of the
patients are summarized in Table 1.