Table 1 Demographic and clinical population characteristics of the study
From: Survivorship and prognostic factors for pleomorphic liposarcoma: a population-based study
Category | No. of patients | Category | No. of patients |
|---|---|---|---|
Age (years) | †62 (8 to 96) | Size | †9.1 (0.7 to 60 ) |
< 65 | 300 (54.1%) | ≤ 5 cm | 115 (20.7%) |
≥ 65 | 255 (45.9%) | 5–10 cm | 164 (29.6%) |
Sex | > 10 cm | 211(38.0%) | |
Male | 331 (59.6%) | Unknown | 65 (11.7%) |
Female | 224 (40.4%) | Stage | |
Race | Localized | 346 (62.3%) | |
White | 443 (79.8%) | Regional | 127 (22.9%) |
Black | 63 (11.4%) | Distant | 57 (10.3%) |
Other‡ | 46 (8.3%) | Unknown | 25 (4.5%) |
Unknown | 3 (0.5%) | Cancer-directed Surgery | |
Year of diagnosis | Performed | 501 (90.3%) | |
1996 to 2005 | 221 (39.8%) | Not performed | 51 (9.2%) |
2006 to 2015 | 334 (60.2%) | Unknown | 3 (0.5%) |
Site | Radiotherapy | ||
Soft tissue of extremity | 317 (57.1%) | Yes | 343 (61.8%) |
Soft tissue of axial | 156 (28.1%) | No | 177 (31.9%) |
Internal tissue/organ | 82 (14.8%) | Unknown | 35 (6.3%) |
Grade | |||
High (III/IV) | 429(77.3%) | ||
Unknown | 126(22.7%) |