二種測驗規則:
- 「判斷數字是否小於5」,小於5按ü,大於5按X」,及
- 「判斷圖形是否為左右對稱」,是左右對稱按ü,不是左右對稱按X」(圖一)。
圖一、CAAT之測驗刺激物 |
目前此版本於正常人測試結果顯示,兩種規則之難易度相近。且數值上的確可以發現「規則交替所需之反應時間」大於「持續操作同一規則之反應時間」,此時間差異可代表「規則交替所需之時間」,亦即本測驗之主要建構。
目前已將此新版的測驗內容製作成PPT,近期即可交由明昆協助發展成單機版測驗。
Tests
|
Time 1
|
Time 2
|
Time 3
|
Time 4
|
ICC (95%
CI)
|
Mean ± SD
|
Mean ± SD
|
Mean ± SD
|
Mean ± SD
|
||
C-DVT
|
290.9 ± 49.5
|
281.4 ± 39.6
|
275.7 ± 41.2
|
278.5 ± 43.3
|
0.80 (0.70,
0.87)
|
DVT
|
558.0 ± 227.0
|
546.8 ± 232.1
|
527.0 ± 187.7
|
514.1 ± 185.3
|
0.93 (0.88, 0.96)
|
Tests
|
Adjacent
assessments
|
ICC (95%
CI)
|
SEM* (SEM%)
|
MDC
|
SDdiff
|
Cohen’s d†
|
C-DVT
(seconds) |
Time 1-2
|
0.72 (0.53,
0.83)
|
26.2 (9.2)
|
72.6
|
33.2
|
0.28
|
Time 2-3
|
0.88 (0.79,
0.94)
|
13.7 (4.9)
|
38.0
|
18.9
|
0.31
|
|
Time 3-4
|
0.87 (0.78,
0.93)
|
14.9 (5.4)
|
41.3
|
21.2
|
-0.14
|
|
DVT
(seconds) |
Time 1-2
|
0.93 (0.88, 0.96)
|
60.1 (10.9)
|
166.6
|
85.6
|
0.13
|
Time 2-3
|
0.94 (0.90, 0.97)
|
56.9 (10.6)
|
157.7
|
68.8
|
0.29
|
|
Time 3-4
|
0.96 (0.93, 0.98)
|
37.5 (7.1)
|
103.9
|
51.5
|
0.25
|
Figure 1. Practice effects of the C-DVT and DVT |
Figure 2. Correlation between the C-DVT and DVT |