Effectiveness of sub-acromial injections in rotator cuff injuries: A systematic review and meta-analysis

Table 1 Search strategies presented to the main databases

Databases	Search strategy
Medline/PubMed	(“Rotator cuff” OR shoulder impingement syndrome OR subacromial bursitis OR subacromial impingement OR rotator cuff injuries OR rotator cuff tendinosis OR shoulder pain OR supraspinatus OR infraspinatus OR subscapular OR teres minor) AND (hyaluronic acid OR hyaluronic acid injection OR sodium hyaluronate OR hyaluronate sodium OR viscosupplement platelet rich plasma injection OR platelet rich plasma OR PRP OR corticoid injection OR glucocorticoid OR corticosteroid injection OR prolotherapy OR dextrose injection) NOT (arthroscopy OR surgery OR adhesive capsulitis OR frozen shoulder)
	Filters: Humans, randomized controlled trial, controlled clinical trial, randomized, from 1900/1/1-2023/3/1
The Cochrane Library	#1 (rotator cuff): ti, ab, kw* #2 (shoulder impingement syndrome): ti, ab, kw #3 (subacromial bursitis): ti, ab, kw #4 (rotator cuff tendinosis): ti, ab, kw #5 (subacromial impingement): ti, ab, kw #6 (rotator cuff injuries): ti, ab, kw #7 (rotator cuff lesions): ti, ab, kw #8 (hyaluronic acid): ti, ab, kw #9 (hyaluronate sodium): ti, ab, kw #10 (viscosupplement): ti, ab, kw #11 (platelet rich plasma): ti, ab, kw #12 (PRP): ti, ab, kw #13 (corticoid): ti, ab, kw #14 (corticosteroid): ti, ab, kw #15 (glucocorticoid): ti, ab, kw #16 (prolotherapy): ti, ab, kw #17 (dextrose): ti, ab, kw #18 (arthroscopy): ti, ab, kw #19 (surgery): ti, ab, kw #20 (adhesive capsulitis): ti, ab, kw #21 (frozen shoulder): ti, ab, kw #22 (#1 OR #2 OR #3 OR #4 OR #5 OR #6 OR #7) #23 (#8 OR #9 OR #10 OR #11 OR #12 OR #13 OR #14 OR #15 OR #16 OR #17)
EMBASE	(“rotator cuff” OR “shoulder impingement syndrome” OR “subacromial bursitis” OR “subacromial impingement” OR “rotator cuff injuries” OR “rotator cuff tendinosis” OR “rotator cuff lesions” OR “shoulder pain” OR “supraspinatus” OR “infraspinatus” OR “subscapular” OR “teres minor”) AND (“hyaluronic acid” OR “viscosupplement” OR “hyaluronate sodium” OR “PRP” OR “platelet rich plasma” OR “corticoid” OR “corticosteroid” OR “glucocorticoid” OR “prolotherapy” OR “dextrose injection”) NOT (“arthroscopy” OR “surgery” OR “adhesive capsulitis” OR “frozen shoulder”)
LILACS	TW*: (“rotator cuff” or “shoulder impingement syndrome” or " “rotator cuff injuries" or “rotator cuff lesions” or “rotator cuff tendinosis” or “subacromial bursitis” or “subacromial impingement”) AND (“hyaluronic acid” or “viscosupplement” or “hyaluronate sodium” or “PRP” or “platelet rich plasma” or “corticoid” or “corticosteroid injection” or “glucocorticoid” or “prolotherapy” or “dextrose injection”) AND NOT (“arthroscopy” OR “surgery” OR “adhesive capsulitis” OR “frozen shoulder”)