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Table 1 Demographic characteristics of the study participants according to case (n = 49) and control (n = 78) status

From: UK case control study of brain tumours in children, teenagers and young adults: a pilot study

 

Cases

Controls

 

n

%

n

%

Age

0-4

16

32.7

19

24.4

5-9

13

26.5

16

20.5

10-14

11

22.5

17

21.8

15-19

5

10.2

17

21.8

20-24

4

8.2

9

11.5

Sex

Male

29

59.3

34

46.8

Female

20

40.7

44

53.2

Study centre

Leeds

18

36.7

76

97.4

Manchester

31

63.3

2

2.6

Diagnosis of cases (ICCC grouping)

Ependymomas

8

16.3

  

Astrocytomas

27

55.1

  

Embryonal

11

22.5

  

Other specified

3

6.1