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Table 2 Risks of death for metastatic cancers compared to CUP (cancer of unknown primary) patients diagnosed with these metastases

From: Comparison of survival of patients with metastases from known versus unknown primaries: survival in metastatic cancer

 

Site of metastasis

Respiratory system

Gastro-intestinal system

Liver

Brain

Bone

Primary site

N

HR

95% CI

N

HR

95% CI

N

HR

95% CI

N

HR

95% CI

N

HR

95% CI

CUP (reference)

286

1

  

878

1

  

983

1

  

131

1

  

215

1

  

Colorectal cancer

38

0.44

0.30

0.64

46

0.67

0.49

0.93

587

0.42

0.37

0.46

11

0.28

0.13

0.60

6

0.80

0.32

2.04

Pancreatic cancer

21

1.61

0.92

2.81

11

0.75

0.38

1.47

235

1.24

1.06

1.46

2

5.69

0.70

46.11

3

0.75

0.17

3.19

Stomach cancer

6

2.76

1.01

7.54

23

1.51

0.94

2.45

110

0.98

0.78

1.23

2

1.45

0.21

9.77

12

0.88

0.38

2.03

Liver cancer

14

1.17

0.60

2.26

8

0.75

0.33

1.68

73

1.19

0.92

1.55

1

3.34

0.19

58.65

8

0.56

0.21

1.47

Lung cancer

71

1.36

0.99

1.87

10

0.68

0.36

1.32

166

0.76

0.63

0.90

574

1.00

0.81

1.23

317

0.99

0.81

1.22

Kidney cancer

45

0.65

0.44

0.97

0

0.00

0.00

0.00

11

0.50

0.26

0.96

7

0.72

0.24

2.17

31

0.81

0.50

1.30

Bladder cancer

18

0.83

0.46

1.50

1

7.70

0.83

71.62

7

1.44

0.65

3.19

5

0.64

0.15

2.65

20

0.95

0.52

1.71

Prostate cancer

8

0.42

0.13

1.37

1

0.11

0.01

0.90

14

0.25

0.14

0.45

6

0.48

0.11

2.16

481

0.27

0.21

0.34

Breast cancer

15

0.83

0.37

1.84

1

0.29

0.04

2.13

13

0.31

0.16

0.58

9

0.66

0.15

2.87

26

0.50

0.29

0.87

All known primaries

236

0.83

0.68

1.01

101

0.78

0.62

0.99

1216

0.58

0.53

0.63

617

0.95

0.78

1.17

904

0.57

0.48

0.69

  1. Patients were diagnosed and died between 2002 and 2008. Only patients with one primary cancer and a positive metastasis status were considered.
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BMC Cancer

ISSN: 1471-2407

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