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Table 5 Data on numbers of cancer deaths following detection

From: Using observational data to estimate an upper bound on the reduction in cancer mortality due to periodic screening

year since detection

number of cancer deaths

number at risk at start of year

 

F

I

S

R*

C*

F

I

S

R*

C*

Minnesota Colon Cancer Control Study (annual screening)

1

2

1

1

3

36

26

19

77

27

259

2

3

2

2

1

10

24

18

74

24

217

3

0

2

2

2

17

21

16

72

23

202

4

0

1

3

0

7

20

13

69

20

177

5

0

1

0

2

6

20

12

64

19

165

Minnesota Colon Cancer Control Study (biennial screening)

1

2

9

0

7

36

34

51

41

21

259

2

0

4

2

0

10

31

42

40

14

217

3

4

3

3

0

17

30

37

38

13

202

4

2

0

1

1

7

26

33

33

12

177

5

0

0

3

1

6

23

31

29

11

165

HIP study of breast cancer screening

1

2

2

1

9

19

54

47

57

59

210

2

2

6

2

5

27

52

44

56

49

189

3

0

5

0

2

12

50

38

54

44

161

4

1

1

1

2

12

50

33

54

41

148

5

3

2

3

1

9

48

31

53

38

133

Mayo Lung Project

1

32

11

11

2

21

80

21

67

4

48

2

7

5

13

1

4

46

10

56

2

20

3

6

0

2

0

4

36

5

41

0

13

4

3

0

1

0

2

29

4

37

0

4

5

1

0

1

0

0

25

3

29

0

1

  1. F = first screen, I = interval between screens, S = subsequent screen, R = refuser, C = control *data excluded for PSE with screened subjects
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BMC Medical Research Methodology

ISSN: 1471-2288

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