The study on 249 elderly with syndrome/Parkinson's disease in 7 districts of Hanoi city showed that, as in later stages of disease, the risk of coordination symptoms increasing remarkedly. Specifically, the risk of neurological disorders, with OR = 1,12 to 3,00
risk of mental disorders, behavioral chromatography, with OR = 1,69 to 5,23
risk of depressive syndrome, with OR = 1,69 to 6,00
risk of cognitive impairment disorders, with OR = 1,60 to 8,00.