Skip to main content

Table 1 Clinical Features

From: The expression and significance of IDH1 and p53 in osteosarcoma

Features

Total(N)

Percentage

Age(year)

  

   <12

3

6.8%

   13--20

14

31.8%

   21--30

8

18.2%

   31--40

14

31.8%

   41-

5

11.4%

Sex

  

   Male

32

72.7%

   Female

12

27.3%

Localization of primary tumor

  

   Distal femur

13

29.5%

   Proximal tibia

11

25.0%

   Humerus

3

6.8%

   Tibia diaphysis

5

11.4%

   Femur diaphysis

7

15.9%

   Other

5

11.4%

Histological type

  

   Osteoblastic

29

65.9%

   Small cell

1

2.3%

   Chondroblastic

6

13.6%

   Teleangetatic

1

2.3%

   Round cell

2

4.5%

   Fibroblastic

4

9.1%

   Mixed

1

2.3%

Histological Rosen grade*

  

   1

5

11.3%

   2

16

36.4%

   3

16

36.4%

   4

7

15.9%

   1+2

21

47.7%

   3+4

23

52.3%

Metastasis

  

   no

23

53.3%

   lung

17

38.6%

   other

4

9.1%

  1. *As described previously [3032], Grade 1: <50% tumor necrosis; Grade2: 50% to 90% tumor necrosis; Grade 3: > 90% tumor necrosis;Grade 4: 100% tumor necrosis.1+2: low grade; 3+4: high grade.