From: Optimizing search strategies to identify randomized controlled trials in MEDLINE
Appendix 1: Search strategies used | Â |
Appendix 1: Search strategies used | Â |
Phase 1 | Â |
RANDOMIZED CONTROLLED TRIAL.pt. | Â |
CONTROLLED CLINICAL TRIAL.pt. | Â |
RANDOMIZED CONTROLLED TRIALS.sh. | Â |
RANDOM ALLOCATION.sh. | Â |
DOUBLE BLIND METHOD.sh. | Â |
SINGLE-BLIND METHOD.sh. | Â |
or/1–6 |  |
(ANIMAL not HUMAN).sh. | Â |
7 not 8 | Â |
Phase 2 | Â |
RANDOMIZED CONTROLLED TRIAL.pt. | Â |
CONTROLLED CLINICAL TRIAL.pt. | Â |
RANDOMIZED CONTROLLED TRIALS.sh. | Â |
RANDOM ALLOCATION.sh. | Â |
DOUBLE BLIND METHOD.sh. | Â |
SINGLE-BLIND METHOD.sh. | Â |
or/1–6 |  |
(ANIMAL not HUMAN).sh. | Â |
18 or/10–17 |  |
19 18 not 8 | Â |
20 19 not 9 | Â |
Phase 3 | Â |
21 COMPARATIVE STUDY.sh. | Â |
22 exp EVALUATION STUDIES/ | Â |
23 FOLLOW UP STUDIES.sh. | Â |
24 PROSPECTIVE STUDIES.sh. | Â |
25 (control$ or prospectiv$ or volunteer$).ti, ab. | Â |
26 or/21–25 |  |
27 26 not 8 | Â |
28 27 not (9 or 20) | Â |
29 9 or 20 or 28 | Â |
Test Strategies | Â |
All 3 Phases | Subject SS and (9 or 20 or 28) |
Top 2 Phases | Subject SS and (9 or 20) |
Crossover | Subject SS and (9 or 20 or (crossover.ti, ab. not (ANIMAL not HUMAN).sh.)) |
CROSS-OVER STUDIES | Subject SS and (9 or 20 or (CROSS-OVER-STUDIES.sh. not (ANIMAL not HUMAN).sh.)) |
Volunteer | Subject SS and (9 or 20 or (volunteer.ti, ab. not (ANIMAL not HUMAN).sh.)) |
Versus | Subject SS and (9 or 20 or (versus.ti, ab. not (ANIMAL not HUMAN).sh.)) |