Table 5.
Five year relative survival pertaining to different treatment modalities according to the primary tumor site
| Site | Relative survival | p Value | |||
|---|---|---|---|---|---|
| Both (%) | Radiation only (%) | Surgery only (%) | Neither rad. nor surgery (%) | ||
| Bone (SBP) | |||||
| Axial skeleton (c41) | 70.50% | 61.20% | 46.4% | 36.90% | < .05 |
| Appendicular skeleton (c40) | 54.00% | 63.6% | 37.8% | 32.5% | .024 |
| Extramedullary plasmacytoma(EMP) | |||||
| Upper respiratory tract[sinonasal mouth and pharynx (c00-14, c33-39)] | 93.30% | 73.8% | 96.7% | 45.1% | < .05 |
| Lower respiratory tract (c32-39) | 95.0% | 42.3% | 100% | 33.5% | .001 |
| Gastrointestinal Tract (c15-26) | 0.00% | 33.7% | 71.6% | 28.0% | .057 |
| Soft tissue and connective tissue (c49) | 61.3% | 50.9% | 43.2% | 38.1% | .346 |
| Central nervous system (c69-72) | 67.8% | 92.6% | 52.9% | 0.00% | < .05 |
| Lymph nodes (c27) | 74.8% | 83.9% | 63.0% | 100.0% | .836 |
| Skin (c44) | 89.5% | 90.6% | 91.0% | 100.0% | .692 |
| All other EMP sites(c48,50,53,56,67,68,73,74) | 31.1% | 64.4% | 62.3% | 28.6% | .004 |