“…Eleven trials (18, 19, 24–29, 31, 33, 34) enrolled the PD patients accompanied by dementia, anxiety or depression. Samples of 12 trials (16, 18, 21, 22, 25–28, 32–34, 37) were from serum, three (15, 24, 35) from plasma, four (17, 29–31) from the whole blood, three (19, 36, 38) from CSF, and one (23) from both blood and CSF. Thirteen studies (15, 16, 21, 22, 25–28, 30, 31, 33, 35, 37) applied high-sensitivity CRP (hs-CRP) assay and 10 (17–19, 23, 24, 29, 32, 34, 36, 38) utilized standard CRP maker.…”