Chromosomal instability as determined by the number of major cytogenetic aberrations (IgH translocations, gain of 1q21, deletion 13q14, and hyperdiploidy)
| . | No chromosome aberration, % . | 1 chromosome aberration, % . | 2 chromosome aberrations, % . | 3 chromosome aberrations, % . | 4 chromosome aberrations, % . |
|---|---|---|---|---|---|
| AL (n = 217)* | 7 | 54 | 28 | 9 | 2 |
| AL + MM I (n = 26) | 0 | 35 | 23 | 35 | 8 |
| MGUS (n = 149)* | 11 | 51 | 28 | 8 | 2 |
| MM I (n = 29) | 3.5 | 28 | 31 | 34 | 3.5 |
| . | No chromosome aberration, % . | 1 chromosome aberration, % . | 2 chromosome aberrations, % . | 3 chromosome aberrations, % . | 4 chromosome aberrations, % . |
|---|---|---|---|---|---|
| AL (n = 217)* | 7 | 54 | 28 | 9 | 2 |
| AL + MM I (n = 26) | 0 | 35 | 23 | 35 | 8 |
| MGUS (n = 149)* | 11 | 51 | 28 | 8 | 2 |
| MM I (n = 29) | 3.5 | 28 | 31 | 34 | 3.5 |
Only patients with all 4 probes available are included.