Table 4 Hazard ratios for disease-specific survival are presented by tumor stage and radiotherapy in different tumor size
From: Survivorship and prognostic factors for pleomorphic liposarcoma: a population-based study
| Size | Stage | Hazard Ratio | 95% CI | p value |
|---|---|---|---|---|
| ≤ 5 cm | Localized | Reference group | ||
| Regional | 6.5 | 1.8 to 22.7 | 0.004 | |
| Distant | 26.8 | 5.9 to 121.7 | < 0.001 | |
| Radiotherapy | ||||
| No | Reference group | |||
| Yes | 0.78 | 0.29 to 2.1 | 0.613 | |
| 5–10 cm | Stage | |||
| Localized | Reference group | |||
| Regional | 1.1 | 0.5 to 2.2 | 0.846 | |
| Distant | 3.5 | 1.4 to 9.1 | 0.009 | |
| Radiotherapy | ||||
| No | Reference group | |||
| Yes | 0.4 | 0.2 to 0.9 | 0.028 | |
| > 10 cm | Stage | |||
| Localized | Reference group | |||
| Regional | 1.1 | 0.7 to 1.9 | 0.630 | |
| Distant | 4.7 | 2.4 to 9.1 | < 0.001 | |
| Radiotherapy | ||||
| No | Reference group | |||
| Yes | 0.3 | 0.2 to 0.5 | < 0.001 |