615745.fig.004a
(a)
615745.fig.004b
(b)
Figure 4: Correlation coefficients were computed to evaluate the relationship between cerebrospinal fluid (CSF) osteopontin levels and the degree of cognitive decline or disease duration in AD patients. (a) A positive correlation between CSF osteopontin levels and the Mini-Mental State Examination Score (MMSE) score in AD patients. (b) The CSF OPN concentration was correlated inversely with the disease duration.