| All Sample | Male | Female |  | Aged 4 | Aged 5 |  | |||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Measures | M | SD | M | SD | M | SD | t | M | SD | M | SD | t |
AQS scores | .46 | .14 | .42 | .15 | .51 | .11 | 3.93* | .46 | 15.91 | .46 | .12 | .06 |
 Attention & concentration |  |  |  |  |  |  |  |  |  |  |  |  |
Reaction time | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Correct | 28. | 4.2 | 28.45 | 5.05 | 27.95 | 3.08 | .69 | 28.05 | 3.08 | 28.36 | 5.11 | -.42 |
 Time | .42 | .25 | .36 | .25 | .48 | .24 | -2.8* | .39 | .28 | .45 | .21 | -1.37 |
Speed and accuracy | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Correct | 7.53 | 9.27 | 8.42 | 10.32 | 6.60 | 8.03 | 1.15 | .40 | 2.34 | 14.77 | 7.97 | -14.44* |
 Time | .71 | .75 | .72 | .74 | .70 | .76 | .16 | .05 | 2.77 | 1.38 | .41 | -22.43* |
Auditory recognion | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Correct | 7.40 | 1.72 | 7.63 | 1.39 | 7.15 | 1.99 | 1.67 | 6.77 | 1.81 | 8.13 | 1.25 | -5.49* |
 Time | .92 | .31 | .96 | .28 | .88 | .33 | 1.59 | 1.01 | .36 | .83 | .21 | - 3.51* |
Visual recognition | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Correct | 7.73 | 1.8 | 7.62 | 1.97 | 7.85 | 1.74 | -.73 | 7.14 | 2.3 | 8.33 | .92 | -3.97* |
 Time | .74 | .22 | .74 | .25 | .75 | .19 | .31 | .82 | .23 | .67 | .17 | 4.38* |
Visual spatial recognition | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Correct | 8.57 | 2.7 | 9.04 | 2.54 | 8.07 | 2.85 | 2.12* | 7.34 | 2.72 | 9.81 | 2.08 | -5.98* |
 Time | .63 | .20 | .62 | .20 | .63 | .20 | -.40 | .69 | .19 | .56 | .19 | 3.94* |
Digit span | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Forward | 1.23 | 3.1 | .10 | .1.17 | 1.57 | 4.32 | 1.26 | .00 | .00 | 2.48 | 4.11 | -5.04* |
 Backward | .34 | .70 | ..45 | .85 | .22 | .48 | 1.93 | .68 | .88 | .00 | .00 | -6.45* |
Divided attention | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Correct | 5.52 | 2.62 | 5.66 | 2.60 | 5.37 | 2.61 | .66 | 4.11 | 2.65 | 6.94 | 1.65 | .31 |
 Time | .92 | .40 | .91 | .35 | .93 | .45 | -.30 | .98 | .50 | .87 | .26 | -.75 |
Multiple search | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Letter – Correct | 6.15 | 2.84 | 6.39 | 2.50 | 5.90 | 3.09 | 1.03 | 5.04 | 3.03 | 7.28 | 2.12 | .6.15* |
 Letter – Time | 115.4 | 68.27 | 130.73 | 70.40 | 99.43 | 62.56 | 2.76* | 131.03 | 78.68 | 99.53 | 51.69 | 2.78* |
 Simbol – Correct | 5.65 | 3.06 | 5.73 | 3.17 | 5.56 | .29 | .33 | 4.69 | 3.34 | 6.62 | 2.41 | -3.91* |
 Simbol – Time | 125.0 | 70.06 | 127.65 | 70.08 | 122.34 | 70.45 | .44 | 138.53 | 81.94 | 11.36 | 52.63 | 2.32** |