Proton pump inhibitors for gastrointestinal bleeding prevention after percutaneous coronary intervention: Comparing evidence in dual antiplatelet therapy

Table 1 Baseline characteristics of included randomized controlled trials

Ref.	Year	Country	Total patients (n)	PPI group (n)	Non-PPI group (n)	PPI used	DAPT agents used	Duration of study
Wei et al[25]	2016	China	207	123	84	Pantoprazole 40 mg	Aspirin and clopidogrel	6 months
Vaduganathan et al[24]	2016	Spain and United States	2676	870	1806	Omeprazole 20 mg	Aspirin and clopidogrel	110 days
Jensen et al[23]	2017	Denmark	2009	997	1012	Pantoprazole 40 mg	Aspirin and clopidogrel or ticagrelor	1 year
Zhang et al[27]	2020	China	86	43	43	Omeprazole	Aspirin and ticagrelor	6 months
Ren et al[26]	2011	China	172	86	86	Omeprazole	Aspirin and clopidogrel	30 days
Gao et al[22]	2008	China	237	114	123	Omeprazole	Aspirin and clopidogrel or ticagrelor	14 days

PPI: Proton pump inhibitor; DAPT: Dual antiplatelet therapy.