NIH Websites Are Changing

Beginning in late July, NIH will start introducing a new website experience designed to make it easier to find health information, research, funding opportunities, and other resources. During the transition, you may notice changes to navigation, page layouts, and where some information is located.

Learn more in our Frequently Asked Questions. 

Appendix C

The content in this publication was current at the time it was published, but it is not being updated. The publication is provided for historical purposes only.​

Table 9. On-Diet vs Off-Diet Comparison on Various Outcomes

Outcome N M d 95% Confidence Interval
IQ

34

0.3045

0.1466 to 0.4624
FSIQ

26

0.2737

0.0735 to 0.4739
Attention

8

0.5202

-0.2441 to 1.2845
Sustained and selective

7

0.7717

0.2649 to 1.2786
Behavior

5

0.2412

-0.1590 to 0.6413
Other cognitive and motor skills

33

0.2123

0.0065 to 0.4181
Speed of processing

25

0.3673

0.1949 to 0.5397

Note. N=number of effect sizes. A positive effect size reflects poorer cognitive and behavioral outcomes for those PKU individuals who terminated diet as compared to those PKU individuals who are currently on diet.

Back to Appendix C Tables

first | previous | next | last

top of page BACK TO TOP