Univariate analysis: survival estimates according to patients' characteristics
| Characteristic . | No. . | % . | 7-y OS, % . | P . | 7-y EFS, % . | P . |
|---|---|---|---|---|---|---|
| Sex | .004 | .094 | ||||
| Male | 95/157 | 60 | 23 | — | 21 | — |
| Female | 62/157 | 40 | 39 | — | 24 | — |
| Age* | .071 | .114 | ||||
| Not older than 60 y | 72/157 | — | 21 | — | 17 | — |
| Older than 60 y | 85/157 | — | 36 | — | 27 | — |
| Performance status | .721 | .613 | ||||
| 0 to 1 | 79/157 | 50 | 27 | — | 17 | — |
| More than 1 | 78/157 | 50 | 31 | — | 27 | |
| B symptoms | 112/155 | 72 | 27 | .125 | 22 | .276 |
| Ann Arbor stage | .425 | .859 | ||||
| I to II | 30/156 | 19 | 32 | — | 14 | — |
| III to IV | 126/156 | 81 | 28 | — | 24 | — |
| Bulky 10 cm or more | 27/102 | 26 | 22 | .130 | 14 | .282 |
| No. of extranodal sites | .094 | .106 | ||||
| 0 to 1 | 75/139 | 54 | 34 | — | 28 | — |
| More than 1 | 64/139 | 46 | 28 | — | 20 | — |
| Extranodal involvement | ||||||
| Liver | 38/154 | 25 | 22 | .130 | 19 | .378 |
| Spleen | 86/155 | 55 | 26 | .143 | 21 | .490 |
| Skin | 46/154 | 30 | 25 | .266 | 19 | .389 |
| Lung | 15/153 | 10 | 18 | .546 | 20 | .858 |
| Bone marrow | 71/151 | 47 | 29 | .775 | 23 | .813 |
| Effusion/edema/ascites | 16/62 | 26 | 25 | .895 | 19 | .525 |
| Polyarthritis/arthralgia | 12/76 | 16 | 25 | .810 | 25 | .263 |
| Skin rash | 36/82 | 44 | 26 | .598 | 19 | .747 |
| IPI score | .799 | .737 | ||||
| 0 to 1 | 15/132 | 11 | 24 | — | 14 | — |
| 2 to 3 | 67/132 | 51 | 26 | — | 20 | — |
| 4 to 5 | 50/132 | 38 | 38 | — | 32 | — |
| PIT score | .106 | .016 | ||||
| 0 to 1 | 38/144 | 26 | 26 | — | 18 | — |
| 2 | 50/144 | 35 | 15 | — | 7 | — |
| 3 to 4 | 56/144 | 39 | 38 | — | 34 | — |
| Anemia†, Hb level no higher than 120 g/L | 101/155 | 65 | 26 | .046* | 22 | .158 |
| Positive Coombs test | 30/92 | 33 | 39 | .299 | 35 | .188 |
| Lymphopenia no higher than 0.7 × 109/L | 77/156 | 49 | 29 | .799 | 19 | .930 |
| Thrombocytopenia no higher than 150 × 109/L | 33/121 | 20 | 26 | .219 | 18 | .363 |
| Hypereosinophilia more than 0.5 × 109/L | 12/38 | 32 | 33 | .324 | 25 | .375 |
| Hypergammaglobulinemia more than 12 g/L | 73/146 | 50 | 36 | .260 | 26 | .294 |
| Increased serum LDH level | 98/149 | 66 | 29 | .794 | 23 | .329 |
| Hypoalbuminemia less than 35 g/L | 71/143 | 50 | 28 | .160 | 24 | .227 |
| Serum β2 microglobulin level more than 250 nM | 71/107 | 66 | 31 | .911 | 22 | .938 |
| Characteristic . | No. . | % . | 7-y OS, % . | P . | 7-y EFS, % . | P . |
|---|---|---|---|---|---|---|
| Sex | .004 | .094 | ||||
| Male | 95/157 | 60 | 23 | — | 21 | — |
| Female | 62/157 | 40 | 39 | — | 24 | — |
| Age* | .071 | .114 | ||||
| Not older than 60 y | 72/157 | — | 21 | — | 17 | — |
| Older than 60 y | 85/157 | — | 36 | — | 27 | — |
| Performance status | .721 | .613 | ||||
| 0 to 1 | 79/157 | 50 | 27 | — | 17 | — |
| More than 1 | 78/157 | 50 | 31 | — | 27 | |
| B symptoms | 112/155 | 72 | 27 | .125 | 22 | .276 |
| Ann Arbor stage | .425 | .859 | ||||
| I to II | 30/156 | 19 | 32 | — | 14 | — |
| III to IV | 126/156 | 81 | 28 | — | 24 | — |
| Bulky 10 cm or more | 27/102 | 26 | 22 | .130 | 14 | .282 |
| No. of extranodal sites | .094 | .106 | ||||
| 0 to 1 | 75/139 | 54 | 34 | — | 28 | — |
| More than 1 | 64/139 | 46 | 28 | — | 20 | — |
| Extranodal involvement | ||||||
| Liver | 38/154 | 25 | 22 | .130 | 19 | .378 |
| Spleen | 86/155 | 55 | 26 | .143 | 21 | .490 |
| Skin | 46/154 | 30 | 25 | .266 | 19 | .389 |
| Lung | 15/153 | 10 | 18 | .546 | 20 | .858 |
| Bone marrow | 71/151 | 47 | 29 | .775 | 23 | .813 |
| Effusion/edema/ascites | 16/62 | 26 | 25 | .895 | 19 | .525 |
| Polyarthritis/arthralgia | 12/76 | 16 | 25 | .810 | 25 | .263 |
| Skin rash | 36/82 | 44 | 26 | .598 | 19 | .747 |
| IPI score | .799 | .737 | ||||
| 0 to 1 | 15/132 | 11 | 24 | — | 14 | — |
| 2 to 3 | 67/132 | 51 | 26 | — | 20 | — |
| 4 to 5 | 50/132 | 38 | 38 | — | 32 | — |
| PIT score | .106 | .016 | ||||
| 0 to 1 | 38/144 | 26 | 26 | — | 18 | — |
| 2 | 50/144 | 35 | 15 | — | 7 | — |
| 3 to 4 | 56/144 | 39 | 38 | — | 34 | — |
| Anemia†, Hb level no higher than 120 g/L | 101/155 | 65 | 26 | .046* | 22 | .158 |
| Positive Coombs test | 30/92 | 33 | 39 | .299 | 35 | .188 |
| Lymphopenia no higher than 0.7 × 109/L | 77/156 | 49 | 29 | .799 | 19 | .930 |
| Thrombocytopenia no higher than 150 × 109/L | 33/121 | 20 | 26 | .219 | 18 | .363 |
| Hypereosinophilia more than 0.5 × 109/L | 12/38 | 32 | 33 | .324 | 25 | .375 |
| Hypergammaglobulinemia more than 12 g/L | 73/146 | 50 | 36 | .260 | 26 | .294 |
| Increased serum LDH level | 98/149 | 66 | 29 | .794 | 23 | .329 |
| Hypoalbuminemia less than 35 g/L | 71/143 | 50 | 28 | .160 | 24 | .227 |
| Serum β2 microglobulin level more than 250 nM | 71/107 | 66 | 31 | .911 | 22 | .938 |