Table 4.
Comparison of performances on EF tasks for EF-intact aMCI, EF-deficit aMCI and normal controls
| NC (n=36) | EF-intact aMCI (n=15 ) | EF-deficit aMCI (n= 19) | For χ2 | P |
NCvs.EF-intact aMCI |
NCvs.EF-deficit aMCI |
EF-intact-aMCIvs. EF-deficit aMCI |
||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| P | Cohen’sd | P | Cohen’s d | P | Cohen’sd | ||||||
| Age, y |
67.4 (5.0) |
68.9 (6.5) |
66.5 (7.0) |
0.550 |
0.580 |
|
|
|
|
|
|
| Sex(M/Total) |
18/36 |
7/15 |
7/19 |
0.875 |
0.646 |
|
|
|
|
|
|
| Education, y |
11.1 (3.3) |
10.3 (2.8) |
9.67 (3.0) |
1.242 |
0.295 |
|
|
|
|
|
|
| Keep track |
12.1 (2.6) |
9.2 (2.5) |
8.6 (2.6) |
13.056 |
<0.001 |
0.002 |
1.137 |
<0.001 |
1.346 |
1.000 |
0.235 |
| 2-back |
0.37 (0.2) |
0.58 (0.24) |
0.61 (0.22) |
9.790 |
<0.001 |
0.008 |
0.951 |
0.001 |
1.142 |
1.000 |
0.130 |
| Stop-signal |
270.1 (35.0) |
291.9 (15.4) |
307.4 (39.3) |
8.256 |
0.001 |
0.009 |
0.806 |
0.004 |
1.002 |
0.276 |
0.519 |
| More-odd shifting |
237.9 (86.1) |
310.5 (29.3) |
387.7 (110.0) |
19.415 |
<0.001 |
0.022 |
1.098 |
<0.001 |
1.496 |
0.034 |
0.959 |
| Stroop | 319.2 (69.5) | 332.6 (133.6) | 329.2 (151.9) | 0.096 | 0.908 | ||||||
NC: normal controls. Mean (standard deviation). Comparison was performed using ANOVA with a post-hoc Bonferroni test among the EF-intact aMCI group, the EF-deficit aMCI group and the normal control group.