Qalb, CSF haptoglobin, and serum haptoglobin concentration in HD patients.

<p>Data are illustrated in scatter plots with median and interquartile rang. Either the Qalb or serum haptoglobin concentration was not different between HD (n = 9) and the controls (n = 9), whereas the CSF haptoglobin was significantly increased in HD. *<i>p</i><0.05, Mann-Whitney U test.