Clinical Researcher—April 2023 (Volume 37, Issue 2) RECRUITMENT & RETENTION Tiffany Ashton, MAS   It is not a surprise that clinical research professionals who are involved with patient recruitment for a clinical trial widely consider enrollment to be one of their most challenging and stressful job responsibilities. Just read these statistics: 19% of clinical trials were closed or terminated due to failure to recruit enough participants, which is detailed in the study discussed here. More than half of ongoing clinical trials struggle with patient recruitment. Depending on the type of trial, this number can climb up to 85%, as mentioned in this article on the National Institutes of Health (NIH) website. According to Atlant Clinical, 15% to 40% of enrolled participants drop out of their trial prior to completion. Study recruitment and retention are very important parts of each study because a study cannot move forward without participants. However, depending … Continue reading A Primer on the Importance of Recruitment and Retention in Clinical Trials