Table 1.
Patient and Disease Characteristics at Time of Diagnosis
| Characteristic | No./Total Available | % |
|---|---|---|
| Total No. of patients | 72 | |
| Age, years | ||
| Median | 51 | |
| Range | 28-70 | |
| Sex | ||
| Male | 54 | 75 |
| Female | 18 | 25 |
| Rai staging | ||
| 0 | 6 | 8 |
| 1 | 37 | 51 |
| 2 | 5 | 7 |
| 3 | 6 | 8 |
| 4 | 18 | 25 |
| Cytogenetics by FISH | ||
| Normal karyotype | 15/51 | 29 |
| del(13q) | 6/51 | 12 |
| T12 | 3/51 | 6 |
| del(11q) | 12/51 | 24 |
| del(17p) | 15/51 | 29 |
| VH mutation status | ||
| Mutated | 6/38 | 16 |
| Unmutated | 32/38 | 84 |
| Mean β2 microglobulin, mg/L | 4.0 | |
Abbreviations: FISH, fluorescent in situ hybridization; VH, immunoglobulin heavy chain.