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Table 2 Detailed characteristics of training dataset and internal test dataset

From: Automated computer-assisted detection system for cerebral aneurysms in time-of-flight magnetic resonance angiography using fully convolutional network

Characteristics

Training dataset

Internal test dataset

No. of examinations

76

20

No. of male patients

24

7

No. of female patients

52

13

Mean age (year)

56 ± 11

56 ± 10

Male patients

56 ± 10

56 ± 10

Female patients

58 ± 13

56 ± 10

Hypertension patients

39

9

No. of aneurysms

80

26

Mean size of aneurysms

6.86 ± 4.23

6.30 ± 3.56

Size of aneurysms

 < 3.0

10

3

 3.0–4.9

23

6

 5.0–9.9

30

15

 ≥ 10.0

17

2

Location of aneurysms

 Internal carotid artery area

40

14

 Middle cerebral artery area

13

9

 Anterior cerebral artery area

11

2

 Posterior cerebral artery area

13

0

 Basilar artery area

2

1

 Vertebral artery area

1

0