Table 2 |
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|
Mean performance (SDs shown in parantheses) of APOE ε4 carriers and non-carriers on cognitive measures (raw scores) |
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| ε 4 non-carriers (n = 31) |
ε 4 carriers (n = 39) |
t-values/U-values |
p-values |
Effect sizesa |
|
|
|
|||||
| MMSE |
28.4 (1.6) |
27.5 (1.8) |
2.19c |
0.03 |
0.53 |
| WASI-IQ |
105 (13.4)b |
106 (15.3)b |
0.068c,e |
0.95 |
0.01 |
| Stroop Color Word Test (seconds) |
94 (54.3) |
106 (58.0) |
-0.840c |
0.40 |
0.22 |
| WAIS-R Digit Symbol (items) |
35 (10.5) |
32 (12.1) |
1.166c |
0.25 |
0.27 |
| FAS (items) |
30 (12.0) |
31 (12.8) |
-0.262c |
0.79 |
0.08 |
| Animal fluency (items) |
16 (5.8) |
17 (5.6) |
-0.299c |
0.77 |
0.18 |
| Trail Making A (seconds) |
48 (22.0) |
58 (26.9) |
477d |
0.13 |
-0.18 |
| Trail Making B (seconds) |
144 (112.6) |
165 (89.4) |
479.5d |
0.14 |
-0.18 |
| Boston Naming (items) |
15 (1.1) |
14 (1.1) |
539.5d |
0.03 |
-0.26 |
| Rey Complex Figure Test – copy (points) |
33 (5.4) |
31 (7.0) |
487d |
0.16 |
-0.17 |
| Rey Complex Figure Test – recall (points) |
16 (9.0) |
11 (7.5) |
410.5d |
0.02 |
-0.27 |
|
Degrees of freedom for all parametric tests was 68 a For t-tests, Cohen's d, for nonparametric tests r were calculated b Standardized scores c Test statistics according to independent t-tests d Test statistics according to Mann-Whitney U tests e Test statistic based on age-adjusted scores | |||||
Wehling et al. Behavioral and Brain Functions 2007 3:57 doi:10.1186/1744-9081-3-57 |
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