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Table 1 Histopathological wise distribution of age and gender in our study (n = 1450)

From: Trends in clinico-epidemiology profile of surgically operated glioma patients in a tertiary care center over 12 years—through the looking glass!

Histopathology

n

%

Mean age

SD

R

Male %

Preferred location

Age group

0–20

21–40

41–60

Above 61

Pilocytic astrocytoma

92

6.3

19.4

12.2

3-74

70.3

Cerebellum

61

24

6

1

Diffuse astrocytoma

331

22.8

30.9

15.2

2-80

70.5

Frontal

93

151

76

11

Anaplastic astrocytoma

102

7.0

34.5

14.1

6-34

73.0

Frontal

20

47

32

3

Glioblastoma

601

41.4

48.5

15.1

7-85

71.6

Frontal

28

150

297

128

Gliosarcoma

38

2.6

46.4

14.8

15-71

72.2

Temporal

3

9

20

6

Oliogodendroglioma

65

4.5

39.7

10.9

10-61

63.5

Frontal

4

31

29

1

Anaplastic Ependymoma

33

2.3

18.0

11.3

5-48

67.7

Intraventricular

23

8

2

0

Oligoastrocytoma

69

4.7

38.6

12.5

2-58

74.6

Frontal

5

32

32

0

Pilomyxoid astrocytoma

9

0.6

24.7

18.7

5-54

77.8

Ventricle

4

3

2

0

Anaplastic NOS

86

5.9

42.2

12.4

8-72

62.8

Frontal

4

36

41

5

Ependymoma

5

0.3

30.8

20.4

8-56

100

Frontal

2

1

2

0

Others

19

1.3

34.0

20.0

6-75

  1. n number of patients, % percentage, SD standard deviation, R range