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Table 1 Comparison of the demographics and volumetry between two groups of patients

From: Efficiency of a deep learning-based artificial intelligence diagnostic system in spontaneous intracerebral hemorrhage volume measurement

 

ICH without IVH group (n = 56)

ICH with IVH group (n = 49)

P value

Age, years (mean ± SD)

56.6 ± 14.7

56.4 ± 14.7

0.299*

Male patients (n, %)

36 (64%)

28 (57%)

0.454†

Deep location (n, %)

39 (70%)

39 (80%)

0.245†

Lobar location (n, %)

10 (18%)

8 (16%)

0.836†

Infratentorial location (n, %)

7 (12%)

2 (4%)

0.170‡

Oral anticoagulants(n,%)

1 (2%)

1 (2%)

–

Deep learning-based automated algorithm segmentation

 

Mean volume, ml (± SD)

20.60 ± 19.17

51.74 ± 39.57

 < 0.001*

Media volume, ml

16.43

40.32

 

Range (min, max)

0.33, 96.20

3.53, 170.0

 

IQR, ml

6.89, 28.49

25.80, 72.90

 

Measure time, min (± SD)

1.02 ± 0.19

0.95 ± 0.09

0.021*

CTP (ground-truth)

 

Mean volume, ml (± SD)

20.69 ± 18.76

51.63 ± 39.84

 < 0.001*

Media volume, ml

15.69

40.99

 

Range (min, max)

0.73, 91.07

3.33, 172.79

 

IQR, ml

6.30, 29.93

24.36, 68.66

 

Measure time, min (± SD)

6.98 ± 5.11

15.22 ± 7.04

 < 0.001*

ABC/2 score

 

Mean volume, ml (± SD)

22.22 ± 20.89

–

–

Media volume, ml

15.97

–

 

Range (min, max)

0.54,89.52

–

 

IQR, ml

6.84,32.31

–

 

Measure time, min (± SD)

0.84 ± 0.20

–

–

  1. ICH indicates intracerebral hemorrhage; and IVH, intraventricular hemorrhage; CTP indicates CT-based planimetry; IQR, interquartile range
  2. *Mann–Whitney test
  3. †Pearson Chi-square tests
  4. ‡Fisher exact test