The PIRLS Encyclopaedia provides more detailed contextual information about England’s and other education systems that participate in PIRLS. You can also view the PIRLS 2016 Encyclopaedia here.
The IEA Policy Brief published in 2018 by OUCEA researchers, Therese N. Hopfenbeck and Jenny Lenkeit, can be read here. The policy brief overviews the PIRLS for Teachers project, which was designed to provide teachers in England with guidance to help interpret data from PIRLS and improve their own teaching of reading in primary schools.
A two-page summary of England’s results in PIRLS 2016 can be read here.