Table 1 Validation dataset patient demographics and CT scanner devices used in imaging. IQR = interquartile range.

From: High sensitivity in spontaneous intracranial hemorrhage detection from emergency head CT scans using ensemble-learning approach

 

Hemorrhage

Negative

Total

Age Median [IQR]

72 [20] years

71 [29] years

71 [29] years

Female

57

4021

4078

Male

61

3658

3719

CT Scanners

   

Siemens

   

Somatom Force

25

587

612

Somatom Definition Edge

22

386

408

Somatom Definition AS

21

1427

1448

Somatom Definition AS+

11

1435

1446

Somatom Definition Flash

6

679

685

Siemens Healthineers

   

Somatom go.Top

9

582

591

Somatom X.cite

1

51

52

GE Medical Systems

   

Revolution Evo

11

1147

1158

Revolution HD

7

796

803

Discovery CT750 HD

1

5

6

LightSpeed VCT

0

3

3

Toshiba

   

Aquilon Prime

4

581

585

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