Variables | Hazard ratio | 95% CI | P value |
---|---|---|---|
PFS | |||
No. of involved extranodal organ | Â | Â | Â |
   OED | 1 |  |  |
   MED | 4.11 | 1.28-13.2 | 0.017 |
IPI | Â | Â | Â |
   Low to low-intermediate | 1 |  |  |
   High-intermediate to high | 3.35 | 1.05-10.72 | 0.042 |
Treatment strategy | Â | Â | Â |
   ≥4cycles ± any local modalities | 1 |  |  |
   <4cycles ± any local modalities | 3.90 | 1.30-11.70 | 0.015 |
OS | |||
No. of involved extranodal organ | Â | Â | Â |
   OED | 1 |  |  |
   MED | 3.61 | 1.07-12.20 | 0.039 |
IPI | Â | Â | Â |
   Low to low-intermediate | 1 |  |  |
   High-intermediate to high | 3.58 | 0.99-12.98 | 0.052 |
Treatment strategy | Â | Â | Â |
   ≥4cycles ± any local modalities | 1 |  |  |
   <4cycles ± any local modalities | 4.47 | 1.54-12.96 | 0.006 |