Fig. 2From: Glomerular filtration rate: new age- and gender- specific reference ranges and thresholds for living kidney donationAge- and gender-specific GFR reference ranges based on measured GFRs from 2974 prospective living kidney donors. Solid lines represent mean GFR, and interrupted lines are two standard deviations above and below the mean. GFR, glomerular filtration rateBack to article page