Table 2

 Number and percentage of studies of young people’s views (n = 35) meeting each quality criterion

1 An explicit theoretical framework and/or literature review1646
2 Aims and objectives clearly stated3291
3 A clear description of context3188
4 A clear description of the sample and how it was recruited.1749
5 A clear description of methods used to collect and analyse data.2263
6 Attempts made to establish the reliability or validity of data analysis617
7 Inclusion of sufficient original data to mediate between evidence and interpretation2160