Embase <1974 to 2024 January 22>

1	shoulder impingement syndrome/	3514
2	exp rotator cuff injury/	16158
3	(rotator cuff or supraspinatus or infraspinatus or subscapular$ or teres).ti,ab,kf.	29583
4	((shoulder$ or subacromial or rotator cuff) adj5 (tendon$ or tendin$ or impinge$ or tear$ or ruptur$ or lesion$ or injur$)).ti,ab,kf.	22468
5	glenoid labral tear$.ti,ab,kf.	83
6	or/1-5 [Population: Partial rotator cuff tears]	40326
7	random$.tw.	2025420
8	factorial$.tw.	48574
9	crossover$.tw.	92370
10	cross over.tw.	38095
11	cross-over.tw.	38095
12	placebo$.tw.	373992
13	(doubl$ adj blind$).tw.	248819
14	(singl$ adj blind$).tw.	32510
15	assign$.tw.	503021
16	allocat$.tw.	208493
17	volunteer$.tw.	299519
18	crossover procedure/	76698
19	double blind procedure/	215182
20	randomized controlled trial/	804411
21	single blind procedure/	53307
22	or/7-21 [Study type(s): RCTs]	2986905
23	6 and 22 [Population AND Study filter: RCTs]	4927
