Table 1.
Search terms (in title) used to identify neurodevelopmental disorders.
Table 2.
Coding of severity of impact of condition.
Table 3.
Prevalence per 100, severity rating, number of publications (1985–2009), rate of increase in publications, % publications with genetic/animal model content, estimated N affected children in the UK, and publication index for each condition, ordered by prevalence.
Figure 1.
Regression of log publication index on log severity, with 95% confidence interval shown with dotted lines.
A constant of 4 is added to log publication index to avoid negative numbers. Abbreviations: ADHD: attention deficit hyperactivity disorder; ASD: autism spectrum disorder; CP: cerebral palsy; DCD: developmental co-ordination disorder; de Lange: Cornelia de Lange syndrome; FraX: fragile X; ID: intellectual disability (shown in brackets to indicate that the publication index is overestimated); NF1: neurofibromatosis type 1; PKU: phenylketonuria; SLI: specific language impairment; T. sclerosis: tuberous sclerosis; VCF: velocardiofacial syndrome.
Figure 2.
Proportion of grant income from different NIH institutes for the most common neurodevelopmental disorders.
Abbreviations: NIMH: National Institute of Mental Health; NINDS: National Institute of Neurological Disorders and Stroke; NIDCD: National Institute on Deafness and Other Communication DIsorders; NICHD: Eunice Kennedy Shriver National Institute of Child Health and Human Development.
Table 4.
Data from NIH RePort showing thousands of US dollars spent on projects relating to each disorder.