Clinical and biologic characteristics of the patients
Characteristics .  | No. of patients .  | No. of patients available .  | % .  | 
|---|---|---|---|
| Age, y | 385 | ||
| 60 or younger | 234 | 60.8 | |
| Older than 60 | 151 | 39.2 | |
| Sex | |||
| Men | 249 | 385 | 64.7 | 
| Women | 136 | 35.3 | |
| ECOG PS | 383 | ||
| 0-1 | 274 | 71.2 | |
| 2-4 | 109 | 28.3 | |
| Ann Arbor stage | 385 | ||
| I-II | 92 | 23.9 | |
| III-IV | 293 | 76.1 | |
| Systemic symptoms | 385 | ||
| Yes | 175 | 45.4 | |
| No | 210 | 54.6 | |
| Bulky disease greater than 10 cm | 385 | ||
| Yes | 58 | 15.0 | |
| No | 327 | 85.0 | |
| No. of ENSs | 385 | ||
| 0-1 | 224 | 58.2 | |
| More than 2 | 161 | 41.8 | |
| BM involvement | 368 | ||
| Involved | 118 | 32.1 | |
| Not involved | 250 | 67.9 | |
| LDH level | 350 | ||
| Normal | 191 | 54.6 | |
| Higher than normal | 159 | 45.4 | |
| IPI | 346 | ||
| 1-2 | 189 | 54.6 | |
| 3-4 | 157 | 45.4 | |
| Hemoglobin level | 352 | ||
| Less than 12 g/dL (men) or less than 10 g/dL (women) | 78 | 22.1 | |
|     More than 12 g/dL (men) or more than 10 g/dL (women)  |  278  |  78.9  | 
Characteristics .  | No. of patients .  | No. of patients available .  | % .  | 
|---|---|---|---|
| Age, y | 385 | ||
| 60 or younger | 234 | 60.8 | |
| Older than 60 | 151 | 39.2 | |
| Sex | |||
| Men | 249 | 385 | 64.7 | 
| Women | 136 | 35.3 | |
| ECOG PS | 383 | ||
| 0-1 | 274 | 71.2 | |
| 2-4 | 109 | 28.3 | |
| Ann Arbor stage | 385 | ||
| I-II | 92 | 23.9 | |
| III-IV | 293 | 76.1 | |
| Systemic symptoms | 385 | ||
| Yes | 175 | 45.4 | |
| No | 210 | 54.6 | |
| Bulky disease greater than 10 cm | 385 | ||
| Yes | 58 | 15.0 | |
| No | 327 | 85.0 | |
| No. of ENSs | 385 | ||
| 0-1 | 224 | 58.2 | |
| More than 2 | 161 | 41.8 | |
| BM involvement | 368 | ||
| Involved | 118 | 32.1 | |
| Not involved | 250 | 67.9 | |
| LDH level | 350 | ||
| Normal | 191 | 54.6 | |
| Higher than normal | 159 | 45.4 | |
| IPI | 346 | ||
| 1-2 | 189 | 54.6 | |
| 3-4 | 157 | 45.4 | |
| Hemoglobin level | 352 | ||
| Less than 12 g/dL (men) or less than 10 g/dL (women) | 78 | 22.1 | |
|     More than 12 g/dL (men) or more than 10 g/dL (women)  |  278  |  78.9  |