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Median (range) phenylalanine concentrations in children aged ≤ 11 years and ≥ 12 years at enrolment and follow up at 3 years.
| Median Phenylalanine µmol/L | ≤ 11 years (n = 35) |
≥ 12 years (n = 13) |
p Value |
|---|---|---|---|
| Enrolment (range) |
270 µmol/L *§ (140–470) |
356 µmol/L * (230–600) |
* p = 0.003 |
| 3 year follow up (range) |
300 µmol/L **§ (200–730) |
485 µmol/L ** (320–895) |
** p < 0.0001 § p = 0.02 |
*, **, §—p-values between and within the groups.
