Chunk #13 — Results — Gender Ratios and Rates of Co-occurring OCD and ADHD in TS/CT Definitions

Source

Prevalence of Tourette syndrome and chronic tics in the population-based Avon longitudinal study of parents and children cohort.

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Narrow/Intermediate and CVT Narrow/Intermediate groups, with a slightly higher rate of OCD in CVT Narrow and Intermediate (17% and 12%, respectively) relative to CMT Narrow (4%) and CMT Intermediate (9%) (Table S3, available online). Rates of co-occurring ADHD were 13% in both CMT definitions; the rate of ADHD was higher in CVT Narrow (17%) compared with CMT, but lower in CVT Intermediate (8%) (Table S3, available online).