Characteristics | P value | Hazard ratio | 95% Confidence Interval | |
---|---|---|---|---|
 |  |  | Lower limit | Upper limit |
Age > 60 | < 0.001 | 1.945 | 1.379 | 2.743 |
Performance status ≥ 2 | < 0.001 | 2.072 | 1.384 | 3.101 |
Elevated serum LDH | 0.002 | 1.776 | 1.233 | 2.558 |
Extranodal involvement ≥ 2 | 0.579 | 0.892 | 0.596 | 1.335 |
Lugano stage IV | 0.001 | 1.248 | 1.090 | 1.429 |
Multiple intestinal involvement | 0.357 | 1.076 | 0.920 | 1.259 |
Immunophenotype T-cell | < 0.001 | 3.645 | 2.454 | 5.416 |
B symptoms | 0.028 | 1.530 | 1.046 | 2.237 |
Surgical resection not done | 0.281 | 1.235 | 0.842 | 1.811 |