Table 2.
Demographic characteristics in the patient and parent populations of the validation study
| Child (9–11 yo) evaluable population | Adolescent (12–17 yo) evaluable population | Adult (>18 yo) evaluable population | Parent evaluable population | Children (0–18 yo) of the parent population | ||
|---|---|---|---|---|---|---|
| (n = 92) | (n = 110) | (n = 104) | (n = 253) | (n = 253) | ||
| Age (years) | n (missing) | 90 (2) | 110 (0) | 101 (3) | 244 (9) | 251 (2) |
| Mean (SD) | 9.8 (0.8) | 14.5 (1.6) | 25.8 (6.6) | 41.6 (6.5) | 10.7 (4.2) | |
| Min – Max | 9.0 – 11.0 | 12.0 – 17.0 | 18.0 – 45.0 | 24.0 – 66.0 | 0.0 – 17.0 | |
| Sex | Male, n (%) | 43 (46.7) | 56 (50.9) | 38 (36.5) | 69 (27.3) | 126 (49.8) |
| PKU severity | Classical PKU*, n (%) | 66 (71.7) | 75 (68.2) | 67 (64.4) | - | 172 (68.0) |
SD: standard deviation.
*Classical PKU defined as Phe level at diagnosis >1200 μmol/L.