Fig. 1
From: Coronary microvascular dysfunction is associated with degree of anaemia in end‐stage renal disease
![Fig. 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12872-021-02025-2/MediaObjects/12872_2021_2025_Fig1_HTML.png)
Haemoglobin in subjects with CFVR < 2 and CFVR ≥ 2. Circles represent individual measurements. Squares represent mean. Error bars represent 95% confidence intervals of the mean. CFVR, coronary flow velocity reserve