Table 4

Analysis of overall survival

Variable/Subgroup

Number of

patients

Overall survival at 1 year

Overall survival at 5 years

p-Value


Metastatic pattern

< 0.001

Solitary bone

27

0.78

0.44

Multiple bone

20

0.69

0.10

Bone and visceral

54

0.43

0.06

Local recurrence

0.060

yes

17

0.82

0.14

no

84

0.52

0.12

Gender

0.765

Female

30

0.52

0.19

Male

71

0.59

0.16

Age

0.036

< 65 years

53

0.62

0.24

> 65 years

48

0.52

0.07

Time of operation

0.670

After 1997

49

0.58

0.18

Before 1997

52

0.56

0.15

Time after diagnosis of RCC

0.081

< 2 years

64

0.48

0.14

> 2 years

37

0.72

0.19

Localisation

0.817

Appendicular

58

0.56

0.15

Axis

43

0.58

0.15

Adjuvant chemotherapy

0.370

None

65

0.55

0.13

Pre-operative

19

0.56

0.14

Post-operative

17

0.65

0.30

Radiation

0.861

None

23

0.61

0.16

Pre-operative

19

0.62

0.17

Post-operative

59

0.54

0.16


Fottner et al. BMC Musculoskeletal Disorders 2010 11:145   doi:10.1186/1471-2474-11-145

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