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Table 2 Crude and age-standardized incidence rates of primary brain tumours by sex (per 100,000 person-years)

From: Incidence rates of the primary brain tumours in Georgia - a population-based study

Group

Specific histology

WHO histology code

N

%

IR

 

Females

Males

 
      

ASR (CIs)

N

%

IR

ASR (CIs)

N

%

IR

ASR (CIs)

SRR (CIs)

Neuroepithelial

  

129

13.16

1.46

1.43 (1.18-1.68)

62

12.1

1.33

1.26 (0.94-1.58)

65

16.1

1.55

1.56 (1.18-1.95)

0.81 (0.57-1.15)

 

Pilocytic astrocytoma

9421

6

0.61

0.07

 

2

0.4

0.04

 

4

1.0

0.09

  
 

Diffuse astrocytoma

9420, 9400

11

1.12

0.13

 

5

1.0

0.11

 

6

1.5

0.14

  
 

Anaplastic astrocytoma

9401

14

1.43

0.16

 

7

1.4

0.15

 

7

1.7

0.17

  
 

Glioblastoma

9440, 9441

48

4.89

0.54

0.51 (0.36-0.66)

22

4.3

0.47

0.42 (0.24-0.60)

26

6.4

0.62

0.62 (0.38-0.86)

0.68 (0.38-1.22)

 

Other astrocytomas

9450

7

0.71

0.08

 

1

0.2

  

1

0.25

0.02

  
 

Oligodendroglioma

9451

5

0.51

0.06

 

4

0.8

0.08

 

3

0.7

0.07

  
 

Anaplastic oligodendroglioma

9391, 9392

4

0.41

0.04

 

2

0.4

0.04

 

3

0.7

0.07

  
 

Oligoastrocytoma

9424, 9425

2

0.2

0.02

 

9

1.7

0.19

 

8

2.0

0.19

  
 

Ependymoma

9382

17

1.73

0.19

 

3

0.6

0.06

 

1

0.25

0.02

  
 

Neuronal - glial

9470, 9471

7

0.71

0.08

 

5

1.0

  

1

0.25

0.02

  
 

Embryonal - Medulloblastoma

9505, 9506, 9493

8

0.81

0.09

 

2

0.4

0.04

 

5

1.2

0.12

  

Tumours of cranial and spinal nerves

Neurinoma

9560

31

3.17

0.35

0.34 (0.22-0.46)

20

3.9

0.43

0.4 (0.22-0.58)

10

2.5

0.24

0.25 (0.09-0.40)

1.61 (0.77-3.37)

Tumours of meninges

  

284

28.98

3.22

2.97 (2.62-3.32)

173

33.7

3.73

3.33 (2.82-3.84)

96

23.7

2.29

2.20 (1.76-2.65)

1.51 (1.18-1.93)

 

Meningioma

9530, 9531, 9532, 9533, 9534, 9537, 9539

254

25.91

2.88

2.65 (2.32-2.98)

158

30.8

3.41

3.02 (2.54-3.51)

83

20.5

1.98

1.91 (1.50-2.33)

1.58 (1.22-2.06)

 

Mesenchymal - lipoma, haemangioma

8850, 9120, 9150, 9220, 9180

21

2.14

0.24

 

11

2.1

0.24

 

9

2.2

0.21

  
 

Haemangioblastoma

9161

9

0.92

0.10

 

4

0.8

0.08

 

4

1

0.09

  

Lymphomas

Lymphoma

9590

3

0.3

0.03

 

1

0.2

0.02

 

2

0.5

0.04

  

Germ cell

Germinoma

9064, 9080

4

0.41

0.04

 

1

0.2

0.02

 

3

0.7

0.07

  

Tumours of the sellar region

  

130

13.26

1.47

1.40 (1.16-1.65)

76

14.8

1.64

1.57 (1.21-1.93)

41

10.1

0.98

0.93 (0.65-1.22)

1.69 (1.16-2.45)

 

Pituitary adenoma

8272

115

11.73

1.30

1.23 (1.00-1.46

67

13.1

1.44

1.36 (1.04-1.69)

36

8.9

0.86

0.82 (0.55-1.09)

1.67 (1.12-2.48)

 

Craniopharyngioma

9350

15

1.53

0.17

 

9

1.7

0.19

 

5

1.2

0.12

  

Unclassified

Unclassified

8000

399

40.71

  

179

34.9

  

187

46.3

   
 

Total

 

980

 

11.11

10.62 (9.94-11.29)

512

 

11.05

10.35 (9.44-11.26)

404

 

9.64

9.47 (8.54- 10.41)

1.09 (0.96-1.25)

  1. Note: N – case number; IR – crude incidence rate; ASR – age-standardized incidence rate; SRR - standardized rate ratio.