Research says: 'Relative age' causing bias in ADHD diagnosis -- REHACARE Trade Fair

Research says: 'Relative age' causing bias in ADHD diagnosis

10/11/2017

Photo: Side view portrait of a little boy leaning at a desk with teacher and classmates in the background; Copyright: panthermedia.net/SimpleFoto

The study centred on whether the so-called 'relative age effect' - the perceived differences in abilities and development between the youngest and oldest children in the same year group - could affect the incidence of diagnosis of ADHD.