Table 1

Characteristics of included patients

Number

%


Included patients

366

100%


Types of sarcoma

Soft tissue

215

59

Visceral tissue

130

35

Bone tissue

21

6


Tumor site

Abdomen

101

27.6

Lower limb

76

20.8

Thorax

54

14.8

Pelvis

45

12.3

Upper limb

34

9.3

Head and Neck

29

7.9

Retroperitoneum

21

5.7

Multiple localizations

5

1.4

Axial skeleton

1

0.3


Histological subtype

GIST

65

17.8

Liposarcoma

56

15.3

NOS Sarcoma *

52

14.2

Other **

38

10.3

Leiomyosarcoma

26

7.1

Dermatofibrosarcoma protuberans

20

5.5

Kaposi sarcoma

18

4.9

Uterine leiomyosarcoma

12

3.3

Myxofibrosarcoma

12

3.3

Osteosarcoma

11

3.0

Angiosarcoma

10

2.7

Chondrosarcoma

9

2.5

PNET/Ewing sarcoma

8

2,2

Rhabdomyosarcoma

8

2.2

Synovial sarcoma

7

1,9

Unclassified malignant connective tumors

14

3.8


Grade

I

85

23.2

II

77

21.0

III

97

26.5

Not applicable***

103

28.1

Unknown

4

1.1


* NOS = not otherwise specified.

**The 'other' category included sarcoma subtypes with less than 5 patients and tumors initially described as sarcomas and reclassified by the experts as carcinomas or sarcomatoid carcinomas

**Not applicable (Kaposi sarcoma, for instance)

Lurkin et al. BMC Cancer 2010 10:150   doi:10.1186/1471-2407-10-150

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