“…Table S4 in online supplemental appendix 4 provides additional details on these studies. The majority of these EPs (n=19, 47.5%) were evaluated in experimental studies (no.1, 3, 5, 7, 16, 19, 20, 22–27, 29, 35, 38–41), more than half of which (n=14, 73,7%) were randomised controlled trials (RCTs) 71 74 86 88 90–92 101–103 111–113 115. Less (n=16, 40.0%) were evaluated in observational studies (no.2, 4, 6, 11–15, 17, 18, 21, 28, 30–32, 34), a minority of which (n=4, 25.0%) were prospective cohort studies 76 94 95 117.…”