Table 6

Strength (S) obtained from clustering results, for date and place of diagnosis, for PNET sub-group (ICCCa code III(c)) from Knox tests with a range of critical values for space and timeb

Time (year)

Distance (km)


0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

6.5

7

7.5


0.1

-100.0

373.7

155.7

239.1

136.9

66.9

32.0

53.9

23.0

40.4

24.1

10.9

48.5

59.3

66.7


0.2

-100.0

148.7

168.5

167.0

148.7

75.3

38.6

34.7

50.6

47.4

30.4

16.4

29.9

31.4

42.2


0.3

-100.0

57.3

69.8

68.9

57.3

10.8

-12.3

2.2

22.5

16.5

3.0

1.3

6.8

13.3

17.6


0.4

237.6

257.4

157.2

113.2

108.5

46.9

16.2

16.1

34.0

32.4

17.1

11.6

18.2

20.2

20.5


0.5

172.3

188.4

107.5

72.0

68.2

52.4

20.6

24.9

33.1

35.3

25.9

18.1

20.5

20.0

18.4


0.6

357.4

222.9

117.8

73.3

61.4

42.2

12.5

13.6

25.7

31.5

26.9

18.1

22.3

24.0

20.7


0.7

290.8

175.9

123.3

97.5

72.4

58.0

24.9

27.0

31.3

37.9

31.0

21.1

22.5

22.5

18.3


0.8

239.1

139.4

93.8

71.3

49.6

37.0

16.7

36.1

34.6

41.8

33.3

26.1

28.1

26.4

21.1


0.9

361.5

171.5

134.4

94.3

62.9

43.5

28.6

47.0

40.9

44.8

35.2

27.1

27.6

25.1

19.4


1.0

319.7

146.9

113.2

76.7

48.1

30.5

17.0

39.0

32.4

35.3

26.1

18.5

18.6

16.2

10.8


1.1

280.5

123.8

93.3

76.2

45.5

26.2

18.5

35.7

31.7

32.6

23.2

17.9

16.9

13.9

8.3


1.2

252.3

190.2

123.7

92.9

55.5

31.4

21.3

34.7

36.3

38.2

27.6

21.3

19.1

15.5

9.4


1.3

224.0

166.8

126.3

91.0

52.5

27.6

16.9

36.2

35.2

35.5

27.4

22.7

19.4

19.0

14.0


1.4

198.8

146.1

108.7

76.1

40.6

17.7

12.7

29.4

30.8

30.2

22.1

17.3

13.8

14.8

9.8


1.5

266.1

158.4

109.2

73.4

37.3

19.5

12.5

25.9

25.8

24.4

16.4

11.5

8.0

11.7

9.4


aInternational Classification of Childhood Cancer.

bStrength, <a onClick="popup('http://www.biomedcentral.com/1471-2407/12/13/mathml/M1','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1471-2407/12/13/mathml/M1">View MathML</a>, counts of pairs that are close in time and space. Cases are close in space if distances between their locations differ by less than 0.5,...,7.5 km. Cases are close in time if dates of diagnosis differ by less than 0.1,...,1.5 year. Nominally statistically significant (P < 0.05) values of S have been emboldened.

McNally et al. BMC Cancer 2012 12:13   doi:10.1186/1471-2407-12-13

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