Figures & data
Figure 1 Example search strategy.
![Figure 1 Example search strategy.](/cms/asset/7b8ce38c-14de-4c2e-8178-8c01871be3da/dppa_a_93046_f0001_b.jpg)
Figure 2 PRISMA flowchart for review 2 and 3.
![Figure 2 PRISMA flowchart for review 2 and 3.](/cms/asset/422ff6b6-09a6-471e-a245-5f7bc7c17766/dppa_a_93046_f0002_b.jpg)
Table 1 Reminder technologies covered by each review
Table 2 Reviews included in this review with an assessment of their quality
Table 3 Reminder technologies assessed and outcomes reported by each RCT
Table 4 Judgement on quality of included trials (not already covered in included reviews)
Figure 3 Summary of strategies to optimize reminder systems.
![Figure 3 Summary of strategies to optimize reminder systems.](/cms/asset/d96cb09c-e0a7-4a46-88af-b866f4e995c2/dppa_a_93046_f0003_b.jpg)