demonstrated suggested inconclusive safety concern ongoing study display ongoing demontrated benefit only observational study
COVID 19 all comersCOVID-19 severe or critically
COVID 19 hospitalizedCOVID 19 all comersCOVID-19 severe or critically
DPP-4 inhibitor Guardado-Mendoza CORONADO Rhee ... Rhee ... Noh Abuhasira

2 studies excluded by filtering options 2

7084 Fadini, 2020 2200excludednot a RCTrisk of bias not avaialble
7090 Strollo, 2021 2990excludednot a RCTrisk of bias not avaialble