TABLE 2.
Chimerism data
| All | Pediatric | Adult | ||||
|---|---|---|---|---|---|---|
| Bone marrow | Relapse | No relapse | Relapse | No relapse | Relapse | No relapse |
| HSCTs with data, n (%) | 26 (96) | 95 (86) | 9 (100) | 35 (83) | 17 (94) | 60 (90) |
| Samples per HSCT | 4 (2–7) | 4 (3–6) | 3 (1–8) | 3 (3–4) | 4 (3–7) | 5 (4–7) |
| Sampling interval, days | 80 (42–146) | ‐ | 98 (35–157) | ‐ | 70 (42–132) | ‐ |
| Blood | ||||||
| HSCTs with data, n (%) | 27 (100) | 103 (93) | 9 (100) | 38 (90) | 18 (100) | 65 (97) |
| Samples per HSCT | 5 (4–12) | 7 (3–12) | 8 (4–14) | 10 (7–14) | 5 (4–9) | 5 (2–9) |
| Sampling interval, days | 39 (29–62) | ‐ | 35 (32–45) | ‐ | 49 (28–92) | ‐ |
Note: Number of HSCTs with available associated chimerism data. Average sampling interval from HSCT to relapse is indicated. Unless otherwise indicated data are shown as median (IQR, interquartile range).
Abbreviation: HSCT, hematopoietic stem cell transplantation.