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Fig. 2 | Trials

Fig. 2

From: Experience with a hybrid recruitment approach of patient-facing web portal screening and subsequent phone and medical record review for a neurosurgical intervention trial for chronic ischemic stroke disability (PISCES III)

Fig. 2

Recruitment activity over the course of the recruitment period of the trial. In the graph, traditional media campaigns produced large spikes in screening activity within the patient-facing portal and call center (tier 1). This also produced slight increases in the number of potential participants referred to tier 2 for screening. Online searching and social media ads were ongoing throughout the recruitment period, nearly continuously, with the exception of a brief period of suspended enrollment during a protocol amendment (red rectangle). The table provides the actual raw numbers of potential participants screened at each level and referred to a site for formal assessment and consent. Abbreviations: Total Screened is the total number that completed tier 1 screening, Total PCC screened is the total number of potential participants referred to the primary central screening center (PCC) at the Duke Clinical Research Institute, Proportion Referred to PCC is the ratio of total referred to PCC to the total screened in that month, Participants Referred to V1/V2 is the number of participants referred to visit 1 and visit 2 at a study assessment site, Failed V1 are the number of participants that did not meet inclusion criteria when seen and evaluated at visit 1, Trial participants is the number consented and enrolled in the study that month

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