Improving rheumatoid arthritis comparative effectiveness research through causal inference principles: systematic review using a target trial emulation framework.
Sizheng Steven ZhaoHouchen LyuDaniel H SolomonKazuki YoshidaPublished in: Annals of the rheumatic diseases (2020)
Design limitations were found in 94% of observational CER studies in RA. Target trial emulation is a structured approach for designing observational CER studies that helps to avoid potential sources of bias.