Database

Search strategy

MEDLINE (starting January 1966)

1‐randomized controlled trial.pt.
2‐controlled clinical trial.pt.
3‐((random$ or control$) adj5 trial$).mp.
4‐((random$ or control$) adj5 (trial$ or stud$)).mp.
5‐cross?section$.mp.
6‐(cross$ adj section$ adj3 (trial$ or stud$)).mp.
7‐(random$ adj allocat$).mp.
8‐randomized controlled trials/
9‐controlled clinical trials/
10‐cross‐sectional studies/
11‐random$.ti,ab.
12‐1 or 2 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11
13‐*Risk/
14‐exp communication barriers/
15‐exp probability learning/
16‐(fram$ adj4 effect$).mp.
17‐(communicat$ adj5 risk$).mp.
18‐((quantit$ or amount) adj2 information).mp.
19‐((way$ or method$ or manner) adj2 (present$ or interpret$ or report$) adj3 (evidence or information or data or results)).mp.
20‐health education.mp.
21‐patient education.mp.
22‐graphic$.mp.
23‐(information$ adj5 display).mp.
24‐(risk adj5 presentation).mp.
25‐13 or 14 or 15 or 16 or 17 or 18 or 19 or 20 or 21or 22.mp. or 23 or 24
26‐12 and 25

EMBASE (starting January 1980)

1‐randomized controlled trial.pt.
2‐controlled clinical trial.pt.
3‐((random$ or control$) adj5 trial$).mp.
4‐((random$ or control$) adj5 (trial$ or stud$)).mp.
5‐cross?section$.mp.
6‐(cross$ adj section$ adj3 (trial$ or stud$)).mp.
7‐(random$ adj allocat$).mp.
8‐randomized controlled trials/
9‐controlled clinical trials/
10‐cross‐sectional studies/
11‐random$.ti,ab.
12‐1 or 2 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11
13‐*Risk/
14‐exp communication barriers/
15‐exp probability learning/
16‐(fram$ adj4 effect$).mp.
17‐(communicat$ adj5 risk$).mp.
18‐((quantit$ or amount) adj2 information).mp.
19‐((way$ or method$ or manner) adj2 (present$ or interpret$ or report$) adj3 (evidence or information or data or results)).mp.
20‐health education.mp.
21‐patient education.mp.
22‐graphic$.mp.
23‐(information$ adj5 display).mp.
24‐(risk adj5 presentation).mp.
25‐13 or 14 or 15 or 16 or 17 or 18 or 19 or 20 or 21or 22.mp. or 23 or 24
26‐12 and 25

PsycINFO (starting January 1887)

1‐randomi#ed controlled trial$.tw.
2‐((singl$ or doubl$ or trebl$ or tripl$) adj3 (blind$ or mask$)).tw.
3‐placebo/
4‐placebo$.tw.
5‐random$.tw.
6‐comparative studies$.tw.
7‐(clin$ adj3 trial$).tw.
8‐1 or 2 or 3 or 4 or 5 or 6 or 7