Accuracy of Time to Treatment Initiation Data in Musculoskeletal Soft Tissue Sarcoma

Table 3

Registry-reported patient, tumor, and treatment characteristics.

	N (%)
Total cohort	402 (100)
Age (yrs)
<18	17 (4)
18–40	84 (21)
41–70	199 (49)
71+	102 (26)
Age, mean yrs (SD)	55 (20.1)
Sex
Male	226 (56)
Female	176 (44)
Race
White	349 (87)
Black	44 (11)
Other	9 (2)
Insurance status
Private	193 (48)
Medicare	116 (29)
Medicaid	23 (6)
Uninsured	14 (3)
Military	2 (1)
Unknown	54 (13)
State of residence
Ohio	157 (39)
Other state	245 (61)
Histology
Undifferentiated pleomorphic sarcoma	121 (30)
Liposarcoma	63 (16)
Myxofibrosarcoma	51 (13)
Synovial sarcoma	28 (7)
Leiomyosarcoma	26 (6)
Other	24 (6)
Malignant peripheral nerve sheath tumor	22 (5)
Extraskeletal bone sarcoma	17 (4)
Rhabdomyosarcoma	15 (4)
Dermatofibrosarcoma protuberans	12 (3)
Angiosarcoma	9 (2)
Round cell sarcoma	7 (2)
Clear cell sarcoma	7 (2)
Location
Lower extremity	235 (58)
Upper extremity	69 (17)
Pelvis	38 (9)
Chest wall	34 (9)
Trunk	26 (7)
Grade
Grade 1	41 (10)
Grade 2	65 (16)
Grade 3	130 (32)
Grade 4	57 (14)
Unknown	109 (28)
Stage
I	95 (24)
II	90 (22)
III	116 (29)
IV	39 (10)
Unknown	62 (15)
Time to treatment initiation (TTI) cohorts
TTI = 0 cohort	118 (29)
TTI >0 cohort	284 (71)
First treatment type
Surgery	280 (70)
Radiation	86 (21)
Chemotherapy	36 (9)
First treatment type by TTI cohort
TTI = 0	118
Surgery	118 (100)
TTI >0	284
Surgery	162 (57)
Radiation	86 (30)
Chemotherapy	36 (13)
Physician type who performed first treatment
Sarcoma physician within our health system	192 (48)
Nonsarcoma physician within our health system	132 (33)
Outside health system	78 (19)

SD = standard deviation.