Results of psychological testing of patients aged 3–6 years

  title={Results of psychological testing of patients aged 3–6 years},
  author={Ute Michel and E A Schmidt and U. Batzler},
  journal={European Journal of Pediatrics},
Cognitive development of early treated PKU children (132) was investigated by intelligence tests, tests for visual perception, motor and language development. Deviations from test norms occurred at 5 years of age concerning performance IQ, mathematical thinking, and visual perception. With the exception of mathematical thinking, “normal” results were obtained at the age of 6 years. Correlation with levels of plasma Phe revealed a relation between qualitiy of dietary control and performance IQ… CONTINUE READING