Supplementary Table 1.

Study search strategy

Database	Search strategy	Records
Scopus	TITLE-ABS-KEY (antiplatelet OR clopidogrel OR ticagrelor OR prasugrel) AND TITLE-ABS-KEY (stent OR stents) AND diabetes	4156
PubMed	(((antiplatelet [Title/Abstract] OR clopidogrel [Title/Abstract] OR ticagrelor [Title/Abstract] OR prasugrel[Title/Abstract])) AND stent [Title/Abstract]) AND diabetes	472
Cochrane	There are 158 results from 907144 records for your search on ‘antiplatelet OR clopidogrel OR ticagrelor OR prasugrel in title, abstract, keywords and stent in title, abstract, keywords and diabetes in trials’	188
Embase	antiplatelet:ab, ti OR clopidogrel:ab, ti OR ticagrelor:ab, ti OR prasugrel:ab, ti AND stent:ab, ti AND diabetes	1545