Table 1.
Patient characteristics
| R-CHOP (N = 213), n (%) | RW-CHOP (N = 208), n (%) | |
|---|---|---|
| Age, median (range), y | 61 (25-78) | 62 (20-79) |
| ≤60 | 98 (46.0) | 96 (46.2) |
| ≥61 | 115 (54.0) | 112 (53.8) |
| Sex | ||
| Male | 116 (54.5) | 116 (55.8) |
| Female | 97 (45.5) | 92 (44.2) |
| ECOG PS | ||
| 0-1 | 207 (97.2) | 202 (97.1) |
| 2 | 6 (2.8) | 6 (2.9) |
| Ann Arbor | ||
| I, nonbulky | 16 (7.5) | 20 (9.6) |
| I, bulky | 15 (7.0) | 14 (6.7) |
| II | 70 (32.9) | 89 (42.8) |
| III | 57 (26.8) | 42 (20.2) |
| IV | 55 (25.8) | 43 (20.7) |
| B symptom present | 25 (11.7) | 27 (13.0) |
| Bulky mass (≥5 cm) present | 101 (47.4) | 93 (44.7) |
| LDH > UNL | 110 (51.6) | 84 (40.4) |
| Extranodal sites ≥ 2 | 29 (13.6) | 16 (7.7) |
| IPI | ||
| Low | 97 (45.5) | 113 (54.3) |
| Low-intermediate | 67 (31.5) | 69 (33.2) |
| High-intermediate | 34 (16.0) | 18 (8.7) |
| High | 15 (7.0) | 8 (3.8) |
ECOG, Eastern Cooperative Oncology Group; PS, performance status; LDH, lactate dehydrogenase; UNL, upper normal limit.