1. Validation of the Kidney Disease Quality of Life (KDQOL) Cognitive Function subscale 
Manjula Kurella, Jennifer Luan, Kristine Yaffe, Glenn M. Chertow 
Kidney International 
Volume 66, Issue 6, Pages (December 2004)
DOI: /j x
Copyright © 2004 International Society of Nephrology Terms and Conditions

2. Figure 1
Bland-Altman plot of average Kidney Disease Quality of Life Cognitive Function and 3MS scores versus difference in scores. Horizontal bands represent mean difference ± 2 SD.
Kidney International  , DOI: ( /j x)
Copyright © 2004 International Society of Nephrology Terms and Conditions

3. Figure 2
Receiver operating characteristics (ROC) curve for Kidney Disease Quality of Life Cognitive Function Scale (3MS <80 as gold standard).
Kidney International  , DOI: ( /j x)
Copyright © 2004 International Society of Nephrology Terms and Conditions