Figure 2From: Chronic kidney disease care delivered by US family medicine and internal medicine trainees: results from an online survey Evaluating kidney function. Shown is the proportion of respondents who identified serum creatinine, measured creatinine clearance, or estimated glomerular filtration rate (GFR), respectively, as the best method to evaluate kidney function. **p < 0.005; ***p < 0.0005 (family medicine versus internal medicine trainees).Back to article page