Table 4.
Univariate analysis of risk factors associated with second local recurrence.
| Variables | Univariate | |
|---|---|---|
| HR (95% CI) | p value | |
| Improving + stable group vs. worsening group | 0.71 (0.31, 1.58) | 0.398 |
| FNCLCC grade of primary tumor: ref. = 1 | ||
| 2 | 0.49 (0.19, 1.25) | 0.135 |
| 3 | 0.86 (0.38, 1.94) | 0.719 |
| Histologic subtype of primary tumor: ref. = DDLPS | ||
| WDLPS | 1.54 (0.68, 3.48) | 0.303 |
| LPS, NOS | 3.81 (0.47, 30.75) | 0.209 |
| LMS | 0.27 (0.03, 2.08) | 0.208 |
| MPNST | 1.66 (0.48, 5.76) | 0.422 |
| Other | 1.26 (0.42, 3.76) | 0.676 |
| FNCLCC grade of recurrent tumor: ref. = 1 | ||
| 2 | 2.2 (0.81, 5.93) | 0.12 |
| 3 | 3.32 (1.11, 9.94) | 0.032 |
| Tumor size of recurrent tumor | 1 (0.99, 1.01) | 0.615 |