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Fig. 1 | Trials

Fig. 1

From: A process evaluation of a cluster randomised trial to reduce potentially inappropriate prescribing in older people in primary care (OPTI-SCRIPT study)

Fig. 1

Flow of practices and patients through the study. *Eligibility fraction: Proportion of potential participants who undergo screening and are eligible to enrol. ‘Recruitment fraction: Proportion of potential participants who actually enrol in the RCT. ^Enrolment fraction: Proportion of people who are eligible for participation and who actually enrol in the RCT. ~Number of patients needed to be screened: Number of patients screened in order to randomise one participant (1/recruitment fraction). Source: adapted from Gross et al. 2002 [50]

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