Table 1 Demographic data and the levels of total and oligomeric α-synuclein and the oligomer/t-α-synuclein ratio in the CSF

Number

98

30

71

48

Male/Female

35/63

22/8 ^a

49/22 ^a

13/35 ^{c, d}

Age, years

69 (11.6)

76 (5.5)^a

74 (7.4)^b

77 (5.6)^{a, e}

MMSE

29 (28–30)

23.5 (17–25)^a

21 (17–24.75)^a

21 (19–23)^a

α-Synuclein oligomers

37,882 (21,763–136,685)

73,309 (36,361–326,297) ^b

40,440 (22,235–137,845)

26,441 (21,548–44,332) ^{b, c, e}

α-Synuclein oligomers/α-Synuclein total

549 (372–2149)

1,333 (492–5,973) ^b

811 (379–2,238)

333 (199–718) ^{a, c, d}

α-Synuclein total

67.00 (52.00–86.00)

61.50 (51.25–68.25)

58.00 (43.75–75.00)

94.00 (76.00–121.00) ^{a, c, d}