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Table 2 fMRI and Cerebral hemodynamics parameters from the acute to the subacute phase of stroke

From: The longitudinal changes of BOLD response and cerebral hemodynamics from acute to subacute stroke. A fMRI and TCD study

 

Pt

Ex 1

Ex 2

NIHSS

AH

UH

      

TTP

Ampl

CBFV

Mx index

TTP

Ampl

CBFV

Mx index

    

Ex 1

Ex 2

Ex 1

Ex 2

Ex 1

Ex 2

Ex 1

Ex 2

Ex 1

Ex 2

Ex 1

Ex 2

Ex 1

Ex 2

Ex 1

Ex 2

Ex 1

Ex 2

Parad 1

1

1

5

6

3

5.48

6.57

0.86

0.56

48.6

56.9

0.01

0.54

5.48

6.57

0.89

0.50

50.1

45.9

-0.15

0.52

 

2

2

8

14

13

5.48

6.57

0.56

0.42

39.5

33.1

0.04

0.41

5.48

6.57

0.58

0.48

43.2

27.1

-0.05

0.28

 

3

2

5

4

2

5.48

7.67

0.62

0.52

41.8

30.6

-0.12

0.42

5.48

6.57

0.89

0.49

47.7

35.8

-0.10

0.36

Parad 2

4

3

10

5

4

-

-

-

-

50.3

53.8

0.14

0.27

5.52

5.52

0.25

0.33

51.4

43.7

0.42

0.09

 

5

4

12

3

1

5.52

6.44

0.45

0.17

57.8

46.2

0.26

0.25

5.52

5.52

0.19

0.32

36.1

45.6

0.12

0.23

 

6

1

9

3

3

5.52

6.44

0.53

0.34

62.7

53.1

0.14

0.66

5.52

6.44

0.44

0.53

77.9

55.4

0.21

0.57

Mean

(SD)

2.2 (1.2)

8.2 (2.8)

5.8 (4.2)

4.3 (4.4)

5.50 (0.02)

6.74 (0.53)

0.60 (0.16)

0.40 (0.16)

50.12 (8.96)

45.62 (11.25)

0.08 (0.13)

0.43 (0.16)

5.50 (0.02)

6.20 (0.53)

0.54 (0.30)

0.44 (0.09)

51.07 (14.27)

42.25 (9.70)

0.08 (0.22)

0.34 (0.18)

    

p = 0.04

p = 0.04

p = 0.06

p = 0.17

p = 0.046

p = 0.059

p = 0.46

p = 0.11

p = 0.09

  1. Parad 1 and 2: Language paradigm 1 and 2 respectively; Ex 1 and Ex 2: days from stroke onset; NIHSS NIH stroke scale at the first examination time (Ex 1) and at the second examination time (Ex 2); TTP: time to peak expressed in seconds and Ampl: Peak Amplitude of BOLD.; AH: affected hemisphere, UH: unaffected hemisphere; CBFV: mean MCA cerebral blood flow velocity expressed in cm/s; Mx index: correlation coefficient between CBFV and arterial blood pressure; Mean (SD): mean values (Standard deviation); in the bottom raw p values for comparison of each measure from Ex 1 to Ex 2 are reported, and evidenced in bold in case of statistical significance.