Brain and Nervous Tumor

Leukemia

Exposure Variable

Obs

Exp

SIR

95% Cl

Obs

Exp

SIR

95% Cl

Total

154

161.3

1.0

0.8 to 1.1

84

86.2

1.0

0.8 to 1.2

Latency, Y

<1

43

55.2

0.8

0.6 to 1.1

29

28.4

1.0

0.7to 1.5

1 - 4

87

83.1

1.1

0.9 to 1.3

44

44.1

1.0

0.7 to 1.3

≥5

24

23.0

1.0

0.7 to 1.6

11

13.7

0.8

0.4 t 1.4

Trend Test

P = 0.16

P = 0.55

Age at Entry, Y

0 - 49

97

96.2

1.0

0.8 to 1.2

36

34.7

1.0

0.7 to 1.4

50 - 64

41

52.7

0.8

0.6 to 1.1

31

36.6

0.9

0.6 to 1.2

≥65

16

12.4

1.3

0.7 to 1.3

17

14.9

1.2

0.7 to 1.8

Trend test

P = 0.90

P = 0.75

Cellular Telephone System Used

Analogue

84

81.0

1.0

0.8 to 1.3

39

46.1

0.9

0.6 to 1.6

Analogue and Digital

20

15.0

1.3

0.8 to 2.1

10

7.2

1.4

0.7 to 2.5

Digital

50

56.1

0.9

0.7 to 1.2

35

28.1

1.2

0.9 to 1.7

Duration of Digital Subscription, Y

<1

12

17.5

0.7

0.4 to 1.2

10

8.3

1.2

0.6 to 2.2

1 - 2

29

31.1

0.9

0.6 to 1.3

19

15.8

1.2

0.7 to 1.9

≥3

9

7.5

1.2

0.6 to 2.3

6

4.1

1.5

0.5 to 3.2

Trend test

P = 0.19

P = 0.75