Table 1.
Characteristic | CHOP-R (%) | CHOP-RIT (%) |
---|---|---|
Median age, years | ||
CHOP-R | 54.5 | |
CHOP-RIT | 53.3 | |
Male sex | 53 | 55 |
White race | 90 | 90 |
Elevated β2M | 53 | 54 |
B symptoms | 29 | 26 |
Bulk > 10 cm | 24 | 26 |
Hemoglobin < 12 gm/dL | 11 | 11 |
BM involvement | 56 | 56 |
Follicular grade 3 | 8 | 9 |
Stage | ||
II | 4 | 2 |
III | 37 | 34 |
IV | 59 | 64 |
FLIPI risk | ||
Low | 30 | 31 |
Intermediate | 47 | 43 |
High | 22 | 26 |
Abbreviations: BM, bone marrow; CHOP-R, cyclophosphamide, doxorubicin, vincristine, prednisone, and rituximab; CHOP-RIT, cyclophosphamide, doxorubicin, vincristine, prednisone with tositumomab/iodine I-131 tositumomab radioimmunotherapy; FLIPI, Follicular Lymphoma International Prognostic Index.