Table 7. Adult Test Scores for PKUCS Subjects Grouped by Age at Diet Discontinuation (Values tabulated are mean ± s.d.)
* Change from 12-year WISC-R or WRAT score
** p-values are for illustration only, due to small sample sizes
- WAIS-R - | - WRAT 3 - | |||||||
---|---|---|---|---|---|---|---|---|
n | Verbal | Perform | Full | n | Reading | Spelling | Arithmetic | |
Diet Discontinued Before 6.5 yrs. | ||||||||
Parent IQ | 31 | 106±11 | ||||||
Adult Score | 33 | 91±11 | 96±14 | 92±13 | 31 | 95±12 | 95±14 | 93±15 |
Change* | 26 | -2 | +1 | -1 | 24 | -1 | +4 | +10 |
p** | 0.33 | 0.76 | 0.54 | 0.59 | 0.08 | 0.0001 | ||
Diet Discontinued 6.5 - 12.5 years | ||||||||
Parent IQ | 12 | 110±7 | ||||||
Adult Score | 13 | 93±15 | 98±22 | 95±19 | 12 | 97±17 | 97±16 | 90±16 |
Change* | 10 | -1 | -2 | -2 | 9 | 0 | +1 | +10 |
p** | 0.59 | 0.60 | 0.50 | 0.86 | 0.66 | 0.02 | ||
Diet Discontinued 12.5 - 20 yrs. | ||||||||
Parent IQ | 11 | 107±16 | ||||||
Adult Score | 11 | 97±14 | 102±17 | 99±16 | 7 | 96±24 | 97±24 | 93±23 |
Change* | 9 | +4 | +3 | +3 | 5 | -5 | -3 | +10 |
p** | 0.28 | 0.39 | 0.44 | 0.07 | 0.54 | 0.004 | ||
Never Off Diet | ||||||||
Parent IQ | 7 | 111±7 | ||||||
Adult Score | 7 | 108±11 | 103±17 | 108±9 | 7 | 107±6 | 109±5 | 98±6 |
Change* | 6 | +10 | +2 | +8 | 6 | 0 | +6 | +16 |
p** | 0.03 | 0.26 | 0.03 | 1.00 | 0.19 | 0.001 |