We found differences between the two countries with respect to burden of headache and quality of life in pupils with headache (as well as in headache-free pupils).
The Guardian analysis combines the latest school census data with official DfE predictions of free school pupil numbers and school funding information.
The average of our 8 schools in terms of ethnicity, deprivation (eligibility for school free meals), pupil absence rates and academic ability (examination results and proportion of children with identified special educational needs) was similar to national rates although the range of our sample is narrow.
The NAO's analysis found that free school pupils travelled more than twice the distance to school than pupils in neighbouring maintained schools and over one and a half times that travelled by pupils in neighbouring academies.
A small number of other schools including the Stour Valley Community School in Clare, Suffolk, which started with more than one year group in 2011, and Batley Grammar School in West Yorkshire, which converted from an independent school, have already seen pupils through GCSEs, but this year's cohort are the first to be fully educated as free school pupils.
Clever, free thinking pupils will have some immunity; they will see through it and give up history.
Free school pupils are among hundreds of thousands of 16-year-olds who will receive their results on Thursday after a long summer wait.
West London free school pupils performed well in the school's first set of GCSE results this summer, with 76% of the first cohort to sit the exams getting at least five grades of C or better, including English and maths.
Outside school hours care Outside school hours care (OSHC) services provide care for primary school-aged children (typically aged five to 12 years) before and after school generally operates, during school holidays (vacation care), and on pupil free days.
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).
