3.2. Recruitment Results
RECRUITMENT
There were considerable differences in recruitment outcomes across countries. A large number of screen failures (young people who, among those screened, did not match with the screening criteria) are noted in the Netherlands and Slovenia, and these countries, together with Sweden, also recorded a prominent number of withdrawals (“Final sample sizes” in Numbers of completed evaluation assessments at each assessment point per study arm per country considered in the quantitative analysis are shown in 