Sarcoma / 2019 / Article / Tab 1 / Research Article
Predictors of Disease-Free and Overall Survival in Retroperitoneal Sarcomas: A Modern 16-Year Multi-Institutional Study from the United States Sarcoma Collaboration (USSC) Table 1 Demographic and tumoral data for all patients included in the study.
Demographic/tumor characteristic N (%)Age >65 Yes 196 (34) No 375 (66) Sex Male 255 (45) Female 316 (55) Race White 411 (72) African American 69 (12) Others/unknown 91 (16) BMI ≥30 141 (25) <30 430 (75) Smoking status Yes 496 (87) No 75 (13) Prior radiation exposure Yes 35 (6) No 536 (94) Known genetic syndrome Yes 556 (97) No 15 (3) Histology Leiomyosarcoma 162 (28) Liposarcoma 196 (34) Sarcoma NOS 26 (5) Other sarcomas 187 (33) Grade Low grade 131 (23) High grade 326 (57) Nodal disease N 0 549 (96) N 1 22 (4) Multifocal disease Yes 17 (3) No 554 (97) Size of tumor <10 cm 201 (35) 10–20 cm 217 (38) >20 cm 145 (25) Organs resected 0 140 (25) 1-2 315 (55) 3-4 82 (14) ≥5 34 (6) Therapies No therapy 396 (70) Radiation therapy 45 (8) Chemotherapy 19 (3) Radiation and chemotherapy 111 (19) Margin status R 0 328 (57) R 1 184 (32) R 2 45 (8)