Table 1. PKU vs Unaffected Control Participants on Various Outcomes
Note. N=number of effect sizes. Ratings=ratings of general behavior by parents/teachers, and self-concept. A
positive effect size reflects a result in which the PKU group performed more poorly than the control group, on average.
| Outcome
|
N
|
M d
|
95% Confidence Interval
|
| IQ
|
63
|
0.3819
|
0.2799 to 0.4839
|
| FSIQ
|
32
|
0.4258
|
0.2657 to 0.5859
|
| VIQ |
12
|
0.3230
|
0.0754 to 0.5706
|
| PIQ |
13
|
0.4401
|
0.1712 to 0.7090
|
| Executive functions
|
37
|
0.4683
|
0.2316 to 0.7049
|
| Inhibition and flexibility |
31
|
0.3421
|
0.0902 to 0.5940
|
| Attention |
31
|
0.6575
|
0.4339 to 0.8811
|
| Sustained and selective |
22
|
0.6345
|
0.2993 to 0.9697
|
| Behavior
|
131
|
0.1299
|
0.0666 to 0.1932
|
| Ratings |
85
|
0.1599
|
0.0794 to 0.2403
|
| Psychological disorders |
45
|
0.0735
|
-0.0333 to 0.1804
|
| Other cognitive and motor skills
|
105
|
0.5033
|
0.3707 to 0.6360
|
| Memory |
6
|
0.3634
|
-0.2898 to 1.0167
|
| Visual-spatial |
18
|
1.3443
|
0.8540 to 1.8346
|
| Motor |
49
|
0.3656
|
0.2754 to 0.4557
|
| Speed of processing |
28
|
0.5293
|
0.0644 to 0.9943
|
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