KIR B-content score and KIR B status based on score and centromeric/telomeric localization of activator KIR genes
| B-content | Frequency (%) |
| Score | |
| 0 | 16 (23.2) |
| 1 | 23 (33.3) |
| 2 | 25 (36.2) |
| 3 | 4 (5.8) |
| 4 | 1 (1.4) |
| Status | |
| Neutral | 39 (56.5) |
| Better | 23 (33.3) |
| Best | 7 (10.1) |
KIR, killer cell immunoglobulin-like receptor.