<p>Abbreviations: before, before lumboperitoneal shunt; after, a year after lumboperitoneal shunt; Aβ, amyloid β-peptide; AD, Alzheimer’s disease; APL1β, APLP1-derived Aβ like peptide; CSF, cerebrospinal fluid; iNPH, idiopathic normal pressure hydrocephalus; LPS, lumboperitoneal shunt; NC, normal control; NS, non-significant; p-tau, tau phosphorylated at threonine 181; sAPP, soluble amyloid precursor protein</p><p>All <i>P</i> values were obtained using the Wilcoxon test. SD values are given in parentheses.</p><p>Correlation is significant at the 0.05 level.</p><p>Comparison of CSF values in patients with iNPH before and 1 year after LPS.</p
