Background: The Internet is widely used to conduct research studies on health issues. Many
different methods are used to recruit participants for such studies, but little is known about …

Background: The Internet provides tremendous opportunities for innovative research, but
few publications on the use of the Internet for recruiting study participants exist. This paper …

Background Internet and mobile health (mHealth) apps hold promise for expanding the
reach of evidence-based health interventions. Research in this area is rapidly expanding …

Background Recruitment of young people for health research by traditional methods has
become more expensive and challenging over recent decades. The Internet presents an …

Background Online recruitment is feasible, low-cost, and can provide high-quality
epidemiological data. However, little is known about the feasibility of recruiting postpartum …

Background: The use of Internet-based questionnaires for collection of data to evaluate
patient education and other interventions has increased in recent years. Many self-report …

Background Virtual focus groups—such as online chat and video groups—are increasingly
promoted as qualitative research tools. Theoretically, virtual groups offer several …

Background Recruitment for clinical trials continues to be a challenge, as patient recruitment
is the single biggest cause of trial delays. Around 80% of trials fail to meet the initial …

Background Low participation rates are one of the most serious disadvantages of Web-
based studies. It is necessary to develop effective strategies to improve participation rates to …

Background We describe our experiences with identifying and recruiting Ontario parents
through the Internet, primarily, as well as other modes, for participation in focus groups about …