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Table 7 Patient and tumor characteristics, overall and by histologic categories

From: Treatment patterns and survival among older adults in the United States with advanced soft-tissue sarcomas

  All patients Leiomyo-sarcomas Undifferentiated pleomorphic sarcoma Liposarcomas Vascular sarcomas Fibroblastic/myofibroblastic sarcomas Nerve sheath sarcomas Rhabdomyo-sarcomas Synovial sarcomas Others/NOS
N 4274 922 652 554 357 227 106 98 49 1309
Location of residence (n, %)
 Big metro 2358 (55.2) 507 (55.0) 362 (55.5) 294 (53.1) 198 (55.5) 133 (58.6) 55 (51.9) 54 (55.1) 25 (51.0) 730 (55.8)
 Less urban 1269 (29.7) 267 (29.0) 187 (28.7) 172 (31.1) 111 (31.1) 65 (28.6) 40 (37.7) 29 (29.6) 16 (32.7) 382 (29.2)
 Metro 255 (6.0) 55 (6.0) 39 (6.0) 35 (6.3) 21 (5.9) 83 (6.3)
 Rural 320 (7.5) 78 (8.5) 60 (9.2) 41 (7.4) 17 (7.5) 87 (6.7)
 Urban 71 (1.7) 15 (1.6) 12 (2.2) 0 (0.0) 0 (0.0) 27 (2.1)
SEER region (n, %)
 Northeast 981 (23.0) 197 (21.4) 147 (22.6) 143 (25.8) 75 (21.0) 59 (26.0) 29 (27.4) 24 (24.5) 13 (26.5) 294 (22.5)
 Midwest 472 (11.0) 124 (13.5) 57 (8.7) 47 (8.5) 35 (9.8) 29 (12.8) 12 (11.3) 13 (13.3) 149 (11.4)
 South 971 (22.7) 238 (25.8) 170 (26.1) 106 (19.1) 94 (26.3) 27 (11.9) 16 (15.1) 18 (18.4) 292 (22.3)
 West 1850 (43.3) 363 (39.4) 278 (42.6) 258 (46.6) 153 (42.9) 112 (49.3) 49 (46.2) 43 (43.9) 20 (40.8) 574 (43.9)
Anatomic location of primary tumor at the time of initial diagnosis of STS (n, %)
 Axilla 526 (12.3) 110 (11.9) 65 (10.0) 105 (19.0) 41 (11.5) 37 (16.3) 13 (12.3) 140 (10.7)
 Breast 123 (2.9) 12 (1.3) 28 (7.8) 0 (0.0) 67 (5.1)
 Genitourinary 106 (2.5) 34 (3.7) 12 (3.4) 38 (2.9)
 Head or neck 354 (8.3) 31 (3.4) 104 (16.0) 13 (2.4) 108 (30.3) 13 (5.7) 17 (16.0) 61 (4.7)
 Lower limb 937 (21.9) 125 (13.6) 236 (36.2) 122 (22.0) 41 (11.5) 58 (25.6) 22 (20.8) 19 (19.4) 16 (32.7) 298 (22.8)
 Mediastinum, lung, or pleura 221 (5.2) 29 (3.2) 12 (1.8) 16 (4.5) 28 (12.3) 110 (8.4)
 Pelvis 416 (9.7) 83 (9.0) 66 (10.1) 49 (8.8) 30 (8.4) 23 (10.1) 11 (10.4) 144 (11.0)
 Retroperitoneal 396 (9.3) 118 (12.8) 19 (2.9) 174 (31.4) 0 (0.0) 70 (5.4)
 Trunk 283 (6.6) 59 (6.4) 39 (6.0) 26 (4.7) 25 (7.0) 16 (7.1) 99 (7.6)
 Upper limb 309 (7.2) 36 (3.9) 89 (13.7) 32 (5.8) 11 (3.1) 30 (13.2) 87 (6.7)
 Uterus 366 (8.6) 228 (24.7) 15 (2.7) 0 (0.0) 21 (21.4) 0 (0.0) 92 (7.0)
 Other 237 (5.6) 57 (6.2) 41 (11.5) 103 (7.9)