Background: Information about obesity among people with intellectual disability comes mostly from small-scale, national samples in high-income countries. There are limited data from transnational studies. Method: BMI scores had been obtained for over 25,000 youth and adults with intellectual disabilities drawn from 60 European and Eurasian…

Background: Increased levels of obesity have been reported for people with intellectual disability based on data mostly gathered in high income countries. Likewise few studies internationally have focussed on underweight in this population. Method: Data on obesity and underweight were analysed from nearly 86,500 youth and adults with intellectual…