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Table 3 Summary of the local cluster test results for male lung cancer for both risk magnitudes, by census tract level

From: Detecting cancer clusters in a regional population with local cluster tests and Bayesian smoothing methods: a simulation study

    

Urban cluster

Rural cluster

 

Test

 

Parameter

TP

FP

FN

DR

Sp

PPV

LR+

TP

FP

FN

DR

Sp

PPV

LR+

RR = 2

Besag & Newell

k = 5

Mean

4

15

33

0.11

0.99

0.08

16.6

1

16

5

0.11

0.99

0.02

18.0

  

CI [95%]

0-16

2-24

20-36

0-0.43

0.98-0.99

0-0.32

0-131.5

0-4

4-29

2-6

0-0.67

0.98-1

0-0.13

0-131.8

 

k = 10

Mean

12

32

25

0.33

0.98

0.28

24.0

1

32

5

0.10

0.98

0.02

6.8

  

CI [95%]

2-37

7-48

0-35

0.054-1

0.97-0.99

0.06-0.74

3.3-149

1-0

15-58

5-6

0-0.67

0.97-0.99

0-0.13

0-49.4

 

k = 13

Mean

15

39

22

0.41

0.98

0.29

25.4

1

38

5

0.09

0.98

0.01

5.5

  

CI [95%]

2-37

6-60

0-34

0.054-1.24

0.96-0.99

0.06-0.77

3.5-181.7

3-1

17-62

3-5

0-0.67

0.96-0.99

0-0.11

0-41.1

Kulldorff spatial scan

 

Mean

30

135

7

0.82

0.93

0.27

24.6

0

98

6

0.03

0.95

0.00

1.0

statistic

 

CI [95%]

2-37

11-588

0-33

0.05-1

0.64-0.99

0.034-0.63

1.8-90.6

0-1

14-425

5-6

0-0.03

0.7-0.99

0-0.03

0-1.5

Local Moran’s I

 

Mean

6

30

31

0.17

0.98

0.17

12.1

0

34

6

0.00

0.98

0.00

0.0

   

CI [95%]

0-15

18-43

22-37

0-0.41

0.97-1

0-0.38

0-33

0-0

21-48

6-6

0-0

0.98-1

0-0

0-0

RR=4

Besag & Newell

k = 5

Mean

22

16

15

0.59

0.99

0.27

86.6

3

16

3

0.55

0.99

0.08

82.0

  

CI [95%]

12-34

4-26

3-24

0.32-0.92

0.98-0.99

0.14-0.48

35.9-305

0-6

5-30

0-6

0-0.16

0.99-1.0

0-0.2

0-0

 

k = 10

Mean

34

39

3

0.92

0.98

0.48

51.7

2.781

35

3

0.46

0.98

0.08

29.2

  

CI [95%]

29-37

12-66

0-7

0.78-1

0.96-0.99

0.34-0.72

26.3-133.5

0-6

11-63

0-6

0-0.16

0.98-1

0-0.19

0-105.2

 

k = 13

Mean

35

49

2

0.95

0.97

0.44

43.3

3

42

3

0.43

0.98

0.06

22.8

  

CI [95%]

32-37

16-86

7-10

0.86-1

0.95-0.99

0.28-0.66

21.2-102.4

0-6

12-82

0-6

0-0.16

0.97-1.0

0-0.17

0-105.2

Kulldorff spatial scan

 

Mean

37

475

0

1.00

0.76

0.09

5.7

1

136

5

0.12

0.93

0.01

2.8

statistic

 

CI [95%]

37-37

103-914

0-0

1-1

0.53-0.94

0.04-0.25

2.1-17.7

0-1

18-460

5-6

0-0.027

0.7-0.98

0-0.036

0-2

Local Moran I

 

Mean

24

24

13

0.65

0.99

0.51

57.7

0

35

6

0.00

0.98

0.00

0.0

   

CI [95%]

15-31

13-35

6-22

0.41-0.84

0.98-0.99

0.34-0.68

27.1-109.2

0-0

21-48

6-6

0-0

0.96-0.99

0-0

0-0

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International Journal of Health Geographics

ISSN: 1476-072X