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Table 1 Demographical and clinical data of the aphasic subjects participating in this study.

From: Successful syllable detection in aphasia despite processing impairments as revealed by event-related potentials

Severe aphasia group

Sex a

Years of age

Type of aphasia b

Etiology c

Site of lesion d

Months post injury

Token test

NGA comp e

NGA total f

Areas of neuropsychological deficits

F

53

GA

BI

FT

5,7

1

34

51

apraxia, visual spatial function

F

53

GA

BI

FTP

6,6

2

34

60

memory, visual spatial function

F

49

GA

SAH

FTP

2,5

4

13

35

apraxia, perseveration, problem solving, working memory

M

54

WA

BI

P

4,3

6

46

116

apraxia, executive function, abstract reasoning, visual attention, visual spatial function

M

59

GA

BI

FT

1,7

6.5

57

87

working memory, memory, problem solving

M

53

MTA

BI

P*

3,1

8

55

161

apraxia, memory, problem solving, visual scanning

F

48

GA

SAH, BI

F

4,7

10

54

163

attention, working memory, perseveration

M

45

GA

MS

n.d.

8,9

10.5

48

114

working memory, visual spatial function

M

67

WA

BI

FT*

3,6

11.5

28

107

executive function, problem solving, visual spatial function

F

55

WA

SAH

n.d.

97,7

11.5

51

n.d.

attention

Moderate aphasia group

Sex a

Years of age

Type of aphasia b

Etiology c

Site of lesion d

Months post injury

Token test

NGA comp e

NGA total f

Areas of neuropsychological deficits

F

66

TSA

BI

FT

3,3

19

68

209

memory, visual spatial function

M

61

TSA

CH

FP

2,2

19.5

63

192

attention, executive function, visual discrimination

F

63

GA

BI

FT*

2,7

21

52

165

attention, executive function, memory, abstract reasoning

M

61

BA

BI

FTP

2,1

21.5

65

155

apraxia, attention, problem solving, visual spatial function

M

64

TSA

CH

PO

2,0

22.5

61

191

acalculia, apraxia, working memory, abstract reasoning, visual attention

M

41

BA

Tumor resection

F

0,8

23

66

185

working memory, visual spatial function

F

56

AA

TBI

FP

5,3

28

69

204

apraxia, memory

F

65

AA

Encephalitis

FT**

3,6

30.5

61

202

memory, visual attention

F

18

AA

TBI

F, T, P, O

3,5

30.5

69

209

attention, executive function, visual scanning and discrimination

M

36

AA

BI

P

20,6

32

70

n.d.

executive function

  1. a M = male; F = female
  2. b AA = anomic aphasia; BA = Broca's aphasia; GA = global aphasia; MTA = mixed transcortical aphasia; TSA = transcortical sensory aphasia; WA = Wernicke's aphasia
  3. c BI = brain infarction; CH = cerebral hemorrhage; MS = Multiple sclerosis; SAH = subarachnoid hemorrhage; TBI = traumatic brain injury
  4. d F = frontal; T = temporal; P = parietal; O = occipital
  5. e NGA comp = Norwegian Basic Aphasia Assessment, subsection auditory comprehension
  6. f NGA total = Norwegian Basic Aphasia Assessment, total score
  7. * indicates patients with right hemisphere lesions.
  8. ** In addition, this patient had a small lesion in the right temporal lobe.