Fig. 3From: Perioperative intraretinal fluid observed using optical coherence tomography in the epiretinal membraneChanges in a visual acuity and b central subfield macular thickness in preoperative intraretinal fluid (IRF), new IRF, and IRF(−) groups after surgery for idiopathic epiretinal membrane. The bar indicates the interquartile range. (VA; visual acuity, CSMT; central subfield macular thickness, IRF; intraretinal fluid)Back to article page