TABLE I.
Baseline Demographics
| N = 22 | |
|---|---|
| Age group in years, n (%) | |
| 1–2 | 4 (18.2) |
| 3–11 | 10 (45.5) |
| 12–17 | 8 (36.4) |
| Age (years), median (range) | 10 (1–17) |
| Male, n (%) | 16 (72.7) |
| Race, n (%) | |
| White or Caucasian | 13 (59.1) |
| Black or African American | 5 (22.7) |
| Hispanic or Latino | 3 (13.6) |
| Other | 1 (4.5) |
| Splenectomy, n (%) | 8 (36.4) |
| Baseline concurrent ITP therapy, n (%) | 3 (13.6) |
| Duration of ITP (years), median (range) | 2.4 (1–14) |
| Platelet count x109/L, median (range) | 13 (2–29) |
Except for baseline platelet counts (which were from the start of the initial study), other demographic characteristics were as of initiating romiplostim.