Problems with analyses and interpretation of data in "use of the KDQOL-36™ for assessment of health-related quality of life among dialysis patients in the United States".

For example, correlations based on the Medical Education Institute dataset [ 7 ] and another dataset (Peipert JD, Caicedo JC, Friedewald JJ, et al: Trends and predictors of multidimensional health-related quality of life after living donor kidney transplantation, submitted) that included 506 patients who completed the KDQOL-36 at the time of evaluation for transplant (before transplant surgery) show highly significant and noteworthy associations.

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