Table 1 Clinicopathological data on 100 cases of reconstruction with the newly designed cementless stem

 median

49.0 yr

56.0 yr

30.0 yr

34.5 yr

 ≥50 yr

48

32

11

5

 <50 yr

52

17

28

7

 male

51

19

25

7

 female

49

30

14

5

 primary

64

18

35

11

 bone tumor

57

13

33

11

 osteosarcoma

35

4

23

8

 chondrosarcoma

8

5

3

0

 giant cell tumor of bone

8

1

6

1

 undifferentiated pleomorphic sarcoma

5

3

0

2

 leiomyosarcoma

1

0

1

0

 soft tissue tumor

7

5

2

0

 undifferentiated pleomorphic sarcoma

2

2

 leiomyosarcoma

2

2

 synovial sarcoma

2

1

1

 liposarcoma

1

1

 metastatic bone tumor

36

31

4

1

 median

20.7

20.3

21.3

20.6

 ≥25

11

5

4

2

 <25

89

44

35

10

 With chemotherapy

57

26

24

7

 Without chemotherapy

43

23

15

5

 With radiation

3

2

1

0

 Without radiation

97

47

38

12

 median

2.33

2.37

2.38

1.90

 ≥2.50

30

17

12

1

 <2.50

70

32

27

11