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Table 2 Patient demographics, tumor characteristics, and treatment modality

From: Novel prognostication of patients with spinal and pelvic chondrosarcoma using deep survival neural networks

 

Characteristic

 

Age at diagnosis, yrs

Mean ± SD

51.70 ± 18.81

Median (range)

52.00 (8–93)

Age at diagnosis stratified, n (%)

0–29

 

30–59

 

> 59

 

Sex, n (%)

Male

675 (62.0)

Female

413 (38.0)

Race, n (%)

White

938 (86.2)

Black

79 (7.3)

Other (Asian)

59 (5.4)

Unknown

12 (1.1)

Primary site involved, n (%)

Vertebral column

218 (20)

Pelvic bones, sacrum

870 (80)

Histology type

Chondrosarcoma, NOS

948 (87.1)

Juxtacortical chondrosarcoma

7 (0.6)

Myxoid chondrosarcoma

60 (5.5)

Mesenchymal chondrosarcoma

23 (2.1)

Clear cell chondrosarcoma

6 (0.6)

Dedifferentiated chondrosarcoma

44 (4.0)

Grade

I

300

II

397

III

121

IV

63

Unknown

207 (19.0)

Stage of the tumor

Localized

411 (37.8)

Regional

450 (41.4)

Distant

147 (13.5)

Unknown

80 (7.4)

Surgery performed, n (%)

Yes

818 (75.2)

No

249 (22.9)

Unknown

21 (1.9)

Radiation therapy (%)

Yes

228 (21.0)

No

848 (77.9)

Unknown

12 (1.1)

Chemotherapy (%)

Yes

139 (12.8)

No

949 (87.2)

Cause of death (%)

Tumor related

333 (30.6)

Other

223 (20.5)

Censored

532 (48.9)

  1. NOS not otherwise specified