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Fig. 1 | Harm Reduction Journal

Fig. 1

From: What are the ethical implications of using prize-based contingency management in substance use? A scoping review

Fig. 1

PRISMA flow diagram for literature search. *Reasons for exclusion: Wrong intervention (e.g., voucher-based CM) (n = 195) PB-CM is not the main focus of the article (n = 77); PB-CM is not the main intervention (n = 19); examined all types of CM together or did not explicitly identify PB-CM (n = 72); wrong design (e.g. editorials, book reviews) (n = 43); wrong outcome of interest (not looking at outcomes related to substance use) (n = 16); wrong indication (not implement to target substance use specific behavior) (n = 3); wrong patient population (n = 4); duplicates missed by citation management system (n = 8)

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