Figure 1
From: Efficacy of anakinra in gouty arthritis: a retrospective study of 40 cases
![Figure 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Far4303/MediaObjects/13075_2013_Article_4404_Fig1_HTML.jpg)
Pain on a visual analog scale (VAS) and C-reactive protein level (CRP) on days 1 and 4 of anakinra treatment for gouty arthritis. VAS, visual analog scale (mm); CRP, C-reactive protein (mg/l).