Fig. 4From: Association between polyunsaturated fatty acid intake and the prevalence of erectile dysfunction: A cross-sectional analysis of the NHANES 2001–2004Dose response analysis of AA intake and the prevalence of ED before and after PSM through RCS. Notes: A: RCS before PSM under the fully adjusted model (Model 3); B: RCS after PSM under the fully adjusted model (Model 3). Abbreviations: RCS, restricted cubic splines; AA, arachidonic acid; ED, erectile dysfunction; PSM, propensity score matching; OR, odds ratio; CI, confidence intervalBack to article page