Figures & data
Figure 1. Review flow diagram showing the number of titles, abstracts and full text citations assessed for eligibility and reasons for exclusion.
![Figure 1. Review flow diagram showing the number of titles, abstracts and full text citations assessed for eligibility and reasons for exclusion.](/cms/asset/cd5e9c97-c93c-4e30-841e-67e2643baf74/tchs_a_1718758_f0001_b.jpg)
Table 1. Included study and intervention characteristics and overall trustworthiness rating.