Patient characteristics
| . | Total . | Data on treatment available . | Data on treatment not available . | P value . | |
|---|---|---|---|---|---|
| Number of patients | 1389 | 1197 | 192 | ||
| Median age, years | 71 (28-96) | 70 (28-95) | 72.5 (34-96) | .011 | |
| Age, years | N (%) | 3-y OS (%) | N | N | |
| ≤65 | 460 (33.1) | 75.7 | 405 | 55 | .156 |
| >65 | 929 (66.9) | 64.0 | 792 | 137 | |
| Gender | |||||
| Male | 996 (71.7) | 55.8 | 851 | 145 | .206 |
| Female | 393 (28.3) | 56.7 | 346 | 47 | |
| Ann Arbor stage | |||||
| I | 84 (6.1) | 79.5 | 68 | 16 | .348 |
| II | 108 (7.8) | 54.7 | 94 | 14 | |
| III | 167 (12.0) | 71.0 | 149 | 18 | |
| IV | 985 (70.9) | 53.4 | 851 | 134 | |
| Missing data | 45 (3.2) | — | 1162 | 182 | |
| MIPI | |||||
| Low risk | 172 (12.4) | 83.8 | 152 | 20 | .341 |
| Intermediate risk | 323 (23.3) | 78.6 | 297 | 26 | |
| High risk | 604 (43.5) | 40.4 | 554 | 50 | |
| Missing data | 290 (20.9) | — | |||
| LDH | |||||
| Normal | 769 (55.4) | 66.8 | 665 | 104 | .946 |
| Elevated | 564 (40.6) | 44.2 | 487 | 77 | |
| Missing data | 56 (4.0) | — | |||
| WHO performance status | |||||
| 0-1 | 1137 (81.9) | 64.1 | 985 | 152 | .375 |
| 2-4 | 238 (17.1) | 18.5 | 201 | 37 | |
| Missing data | 14 (1.0) | — | |||
| . | Total . | Data on treatment available . | Data on treatment not available . | P value . | |
|---|---|---|---|---|---|
| Number of patients | 1389 | 1197 | 192 | ||
| Median age, years | 71 (28-96) | 70 (28-95) | 72.5 (34-96) | .011 | |
| Age, years | N (%) | 3-y OS (%) | N | N | |
| ≤65 | 460 (33.1) | 75.7 | 405 | 55 | .156 |
| >65 | 929 (66.9) | 64.0 | 792 | 137 | |
| Gender | |||||
| Male | 996 (71.7) | 55.8 | 851 | 145 | .206 |
| Female | 393 (28.3) | 56.7 | 346 | 47 | |
| Ann Arbor stage | |||||
| I | 84 (6.1) | 79.5 | 68 | 16 | .348 |
| II | 108 (7.8) | 54.7 | 94 | 14 | |
| III | 167 (12.0) | 71.0 | 149 | 18 | |
| IV | 985 (70.9) | 53.4 | 851 | 134 | |
| Missing data | 45 (3.2) | — | 1162 | 182 | |
| MIPI | |||||
| Low risk | 172 (12.4) | 83.8 | 152 | 20 | .341 |
| Intermediate risk | 323 (23.3) | 78.6 | 297 | 26 | |
| High risk | 604 (43.5) | 40.4 | 554 | 50 | |
| Missing data | 290 (20.9) | — | |||
| LDH | |||||
| Normal | 769 (55.4) | 66.8 | 665 | 104 | .946 |
| Elevated | 564 (40.6) | 44.2 | 487 | 77 | |
| Missing data | 56 (4.0) | — | |||
| WHO performance status | |||||
| 0-1 | 1137 (81.9) | 64.1 | 985 | 152 | .375 |
| 2-4 | 238 (17.1) | 18.5 | 201 | 37 | |
| Missing data | 14 (1.0) | — | |||