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Table 4 Differences in mean wave amplitude (MWA) between simultaneous ICP signals

From: Simultaneous monitoring of static and dynamic intracranial pressure parameters from two separate sensors in patients with cerebral bleeds: comparison of findings

PatID

MWA (mmHg; average + std)

Percentage of 6-s time windows with difference in MWA:

 

Signal 1

Signal 2

> 1 mmHg

> 2 mmHg

Category A

1

4.5 + 0.7

4.4 + 0.7

2

-

2

4.5 + 0.7

4.5 + 0.7

1

-

3

6.8 + 1.2

7.0 + 1.2

16

-

4

3.2 + 0.5

3.1 + 0.5

-

-

5

1.9 + 0.8

1.6 + 0.6

-

-

Category B

6

6.4 + 0.9

6.5 + 1.2

47

10

7

4.5 + 1.2

4.3 + 1.3

23

7

8

8.9 + 3.2

8.9 + 4.1

59

21

9

3.0 + 0.3

2.4 + 0.6

19

-

10

7.1 + 3.1

6.6 + 2.9

27

9

Category C

11

7.2 + 1.0

6.2 + 0.9

52

4

12

5.6 + 1.8

4.9 + 1.3

41

18

13

4.4 + 1.4

3.9 + 1.7

29

2

14

6.7 + 1.7

5.2 + 3.2

90

65

15

7.6 + 14.3

7.1 + 14.3

80

64

16

9.3 + 0.5

8.3 + 0.6

30

1

17

8.0 + 2.1

7.3 + 2.3

38

6

  1. MWA: mean wave amplitude.