That finding is representative of schools across the country, said Stephen Russell, a University of Arizona professor who studies the issues facing lesbian, gay, transgender and bisexual youth.
If the figure is representative of schools across England, it could mean that up to 1,600 of the 16,000 primary schools in the country have at least one pupil over the age of five still wearing a nappy.
The eight schools were representative of schools in the United Kingdom for ethnicity, deprivation (eligibility for free school meals), pupil absence rates, and academic ability (examination results and proportion of children with identified special educational needs).
There had been debate over whether Shanghai was representative of school standards across China - and this year, for the first time, Shanghai is included in a wider figure for China, based on schools in four provinces.
Our study is representative of school-going adolescents in both localities.
A limitation of this study is that it was conducted among trainees primarily at a limited number of research-intensive academic healthcare institutions in the same region and thus may not be representative of graduate schools and biomedical research institutions in general, including those outside the United States.
Though middle school students from Los Angeles may not be representative of middle school students throughout America, the results highlight the need for more research about sexting and its link to risky sexual behaviors, the researchers wrote.
In this case, the data are originally compiled at a more detailed level, the school, although CHKS administration is designed to be representative of the school district.
Eighty-nine per cent of all children had three to five monitoring days on both occasions, 11% had two monitoring days (that is, 6.8% imputed days), which is sufficient to be representative of the school week, 8 especially as the amount of physical activity among the single school days did not differ.
In this way the sample may not necessarily be representative of all school welfare staff and may contain inherent biases.
