Skip to main content

Table 1 Baseline characteristics

From: Transcranial color-coded duplex sonography assessment of cerebrovascular reactivity to carbon dioxide: an interventional study

Parameter

Group 1

n = 10

Group 2

n = 10

Group 3

n = 10

p

Age (years)

34 ± 7.5

44 ± 16.3

35 ± 13.8

0.21

Sex (men)

8

4

7

0.16

BMI

25.4 ± 3.7

23.1 ± 2.5

24.0 ± 2.7

0.25

SAPS II

n.a

27 ± 11

47 ± 8

 < 0.001

GCS

n.a

n.a

5.9 ± 2.8

n.a

ISS

n.a

n.a

30 ± 11

n.a

Depth of insonation MCA (mm)

 Right

47 ± 5

52 ± 4

54 ± 5

0.03#

 Left

48 ± 4

51 ± 6

52 ± 5

0.10

Angle of insonation (°)

 Right

22 ± 10

36 ± 8

28 ± 12

0.01*

 Left

25 ± 14

33 ± 13

25 ± 8

0.26

Midazolam (mg/kg/h) (n)

n.a

0.0 ± 0.0 (0)

0.3 ± 0.3 (7)

0.002

Propofol (mg/kg/h) (n)

n.a

4.3 ± 1.0 (10)

2.0 ± 1.8 (6)

0.003

Remifentanil (mg/kg/h) (n)

n.a

2.3 ± 2.3 (6)

1.5 ± 2.2 (4)

0.4

Fentanyl (mg/kg/h) (n)

n.a

0.1 ± 0.4 (3)

2.8 ± 3.0 (6)

0.02

Norepinephrine (µcg/kg/min)(n)

n.a

0.10 ± 0.06 (9)

0.28 ± 0.17(9)

0.004

  1. Values are expressed as mean (standard deviation) or n as appropriate
  2. n.a. not applicable, BMI body mass index, SAPS II simplified acute physiology score II, GCS Glasgow Coma scale; ISS- Injury Severity Score; MCA: middle cerebral artery
  3. * between Group 1 and 2. # between Group 1 and 3