“Recruitment of research participants into randomized controlled trials of internet-based cognitive behavioural therapy (iCBT) for depression: a systematic review and meta-analysis”

Introduction Research about health has become a very important part of the world today. Theres a constant need for new treatment methods and evidence. Recruitment is one of the most challenging parts of conducting a trial, especially in trials regarding mental health. The result of this is often a waste of money and resources in research. Method This study is a systematic review and meta-analysis investigating the recruitment in randomized controlled trials on internet-based CBT interventions for depression. Results The recruitment rates were calculated as number of participants screened divided by number of participants randomized into the trial. The overall recruitment rates of all the trials was 54.3%. The analysis of the recruitment moderators shown that a clinical recruitment setting together with referral as recruitment personnel.