Demographic and clinical
|
No. of participants, M/F
|
8/9
|
3/6
|
7/3
|
6/1
|
4/6
|
Age, years
|
67.7 (5.2)
|
69.6 (9.2)
|
64.9 (7.6)
|
66.3 (6.1)
|
70.5 (8.9)
|
Handedness (R/L/A)
|
16/0/1
|
8/1/0
|
10/0/0
|
7/0/0
|
9/1/0
|
Education, years
|
16.2 (2.6)
|
14.9 (3.3)
|
14.8 (3.3)
|
15.1 (2.3)
|
14.0 (1.8)
|
MMSE (total possible score of 30)
|
29.7 (0.5)
|
24.4 (5.1)
|
25.2 (5.3)
|
18.4 (8.0)
|
19.1 (5.1)
|
Symptom duration, years
|
NA
|
3.6 (1.3)
|
5.3 (2.0)
|
3.3 (1.3)
|
6.1 (3.1)
|
PTA best ear (N/mild/moderate)
|
4/11/0a
|
1/6/1b
|
4/6/0
|
3/2/1b
|
2/5/0c
|
General intellect (IQ)
|
WASI Verbal IQ
|
127.6 (5.9)
|
76.4 (17.7)
|
67.5 (22.4)
|
60.6 (8.3)
|
91.8 (19.3)
|
WASI Performance IQ
|
121.7 (13.7)
|
100.3 (21.8)
|
110.1 (21.8)
|
79.4 (13.1)
|
84.7 (20.3)
b
|
Episodic memory
|
RMT Words (total possible score of 50)
|
48.4 (1.9)
|
40.3 (7.3)
a
|
33.4 (5.7)
d
|
31.0 (7.3)
a
|
15.7 (3.5)
b,e
|
RMT Faces (total possible score of 50)
|
44.5 (4.4)
|
39.1 (4.0)a
|
35.0 (6.2)
c
|
31.7 (5.2)
|
18.2 (3.2)
b,e
|
Working memory
|
Digit span forward (maximum)
|
7.2 (1.0)
|
4.6 (1.4)
|
7.2 (1.2)
|
4.0 (1.3)
b
|
6.2 (0.9)
|
Spatial span forward (maximum)
|
5.5 (0.8)a
|
4.8 (1.2)
|
5.5 (0.9)
|
3.3 (0.8)
|
NA
|
Executive skills
|
Digit span reverse (maximum)
|
5.1 (1.1)
|
3.0 (0.9)
b
|
5.4 (2.1)
|
2.6 (0.9)
a
|
3.8 (0.8)
b
|
Spatial span reverse (maximum)
|
5.4 (0.9)a
|
3.8 (1.5)
|
5.2 (1.2)
|
3.0 (1.0)
|
NA
|
Letter fluency (total)
|
18.4 (5.1)
|
6.2 (6.0)
|
10.2 (4.5)
b
|
4.5 (6.5)
c
|
9.9 (6.0)
|
Category fluency (total)
|
25.6 (5.4)
|
9.7 (4.9)
|
17.6 (37.2)
b
|
5.0 (7.5)
|
6.3 (4.9)
|
Trails Making Test A (seconds)
|
31.8 (8.0)
|
71.3 (36.9)
|
45.1 (37.2)
|
79.2 (37.6)
a
|
92.8 (40.6)
a
|
Posterior cortical skills
|
GDA Calculation (total possible score of 24)
|
13.6 (4.1)
|
6.0 (6.4)
b
|
15.0 (7.3)a
|
3.0 (2.2)
c
|
3.4 (4.4)
c
|
VOSP Object Decision (total possible score of 20)
|
18.9 (1.0)
|
17.4 (1.9)
|
16.2 (3.1)
|
15.3 (2.6)
|
15.5 (2.3)
|
Neurolinguistic skills
|
Auditory input processing
|
PALPA-3 (total possible score of 36)
|
35.1 (1.1)a
|
34.6 (2.3)
|
35.3 (1.0)
|
31.1 (5.2)
|
NA
|
Word retrieval
|
GNT (total possible score of 30)
|
27.1 (2.5)
|
13.8 (4.8)
a
|
1.2 (2.2)
d
|
9.3 (10.3)
|
12.7 (9.2)
b
|
BNT (total possible score of 30)
|
29.4 (0.6)a
|
22.0 (5.0)
|
6.4 (5.2)
a
|
9.9 (8.5)
|
NA
|
Comprehension
|
BPVS (total possible score of 51)
|
48.3 (5.6)
|
33.3 (14.9)
|
9.5 (14.8)
|
29.3 (7.3)
|
40.1 (5.5)
b
|
Synonyms concrete (total possible score of 25)
|
24.5 (0.6)a
|
19.0 (4.2)
b
|
16.6 (3.3)
c
|
17.7 (2.8)
|
NA
|
Synonyms abstract (total possible score of 25)
|
24.5 (0.8)a
|
19.3 (4.5)
b
|
15.6 (3.6)
c
|
17.8 (4.0)
b
|
NA
|
PALPA-55 (total possible score of 24)
|
23.9 (0.4)a
|
19.1 (4.5)
|
22.3 (2.1)c
|
15.7 (4.9)
|
NA
|
Speech repetition
|
Polysyllabic words (total possible score of 45)
|
44.8 (0.9)a
|
35.1 (3.6)
b
|
48.9 (0.6)
|
34.5 (2.6)
|
NA
|
Short sentences (total possible score of 10)
|
9.7 (0.6)a
|
4.0 (2.9)
a
|
7.8 (1.7)
a
|
4.6 (2.2)
|
NA
|
Spelling
|
BST (total possible score of 30)
|
26.6 (1.6)a
|
14.2 (8.0)
|
13.0 (7.5)
b
|
13.0 (7.3)
b
|
NA
|