Table IV.
Factor | Hazard Ratio | 95% CI | p-value |
---|---|---|---|
Age* | Older, more failure | --- | .25 |
Age < 60 | 1 | 0.77–4.70 | --- |
Age ≥ 60 | 1.91 | 0.77–4.70 | .16 |
Stage III† | 1 | 0.13–1.63 | --- |
Stage IV | 0.47 | 0.13–1.63 | .23 |
PS 0–1 | 1 | --- | --- |
PS 2–3 | 4.52 | 0.99–20.66 | .05 |
Normal LDH‡ | 1 | --- | --- |
High LDH | 7.41 | 1.97–27.80 | .003 |
ENS 0–1 | 1 | --- | --- |
ENS 2–3 | 1.96 | 0.66–5.77 | .22 |
No B Symptoms | 1 | --- | --- |
B Symptoms | 2.21 | 0.90–5.40 | .08 |
IPI 0–1 | 1 | --- | --- |
IPI 2–3 | 5.74 | 1.65–19.91 | .006 |
IPI 4–5 | 5.20 | 0.51–52.97 | .16 |
Female | 1 | --- | --- |
Male | 1.21 | 0.27–5.18 | .81 |
No Splenomegaly | 1 | --- | --- |
Splenomegaly | 2.46 | 0.94–6.44 | .07 |
No BM Involvement | 1 | --- | --- |
BM Involvement | 0.80 | 0.23–2.78 | .72 |
No GI Involvement | 1 | --- | --- |
GI Involvement | 1.23 | 0.40–3.77 | .72 |
Hb < 12 | 1 | --- | --- |
Hb ≥ 12 | 0.47 | 0.18–1.23 | .12 |
Number of Cycles of Induction Chemo* | Higher, less failure | --- | .64 |
No Rituximab in Induction | 1 | --- | --- |
Rituximab in Induction | 0.28 | 0.12–0.69 | .005 |
0–1 pre-ASCT Chemo | 1 | --- | --- |
≥2 Chemo | 4.04 | 1.55–10.53 | .004 |
CR to Induction | 1 | --- | --- |
PR to Induction | 5.88 | 1.67–20.67 | .006 |
Neither CR nor PR | 16.43 | 3.51–76.84 | .0004 |
CR1 at ASCT | 1 | --- | --- |
PR1 at ASCT | 4.69 | 0.94–23.32 | .06 |
Neither CR1 nor PR1 at ASCT | 7.66 | 1.71–34.29 | .008 |
No Post-ASCT Rituximab | 1 | --- | --- |
Post-ASCT Rituximab | 0.21 | 0.05–0.90 | .04 |
Group 1 (HyperCVAD ) | 1 | --- | --- |
Group 2 (CHOP) | 3.67 | 0.74–18.20 | .11 |
Group 3 (relapsed/refractory) | 6.93 | 1.55–31.00 | .01 |
Age, number of cycles, and number of pre-ASCT chemo regimens modeled as a continuous linear variable
No patients with Stage II disease, only one patient with Stage I disease
Fourteen patients missing data, 8 (57%) have died and/or relapsed