Fig. 3
![Fig. 3](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12967-020-02571-x/MediaObjects/12967_2020_2571_Fig3_HTML.png)
The parameters involved in the analysis of propensity-score matching and the pre-matching and post-matching bias. CAD coronary artery disease, CKD chronic kidney disease
The parameters involved in the analysis of propensity-score matching and the pre-matching and post-matching bias. CAD coronary artery disease, CKD chronic kidney disease