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Table 1 Demographic characteristics of subjects

From: Changes in CSF sPDGFRβ level and their association with blood–brain barrier breakdown in Alzheimer’s disease with or without small cerebrovascular lesions

  

CDR = 0

CDR = 0.5

CDR 1~2

No.

 

27

48

83

Male, %

 

15/27 (55.56%)c

19/48 (39.58%)

26/83 (31.33%)a

Age, years

Mean ± SD

60.70 ± 6.64c

63.19 ± 8.96

64.69 ± 7.57a

Median

61.00

64.00

67.00

95% CI

58.08, 63.33

60.59, 65.79

63.03, 66.34

Education, years

Mean ± SD

8.30 ± 3.91

9.29 ± 4.78c

6.93 ± 4.70b

Median

9.00

10.00

8.00

95% CI

6.75, 9.84

7.90, 10.68

5.90, 7.95

MMSE, scores

Mean ± SD

27.51 ± 2.34b, c

22.60 ± 4.16a, c

12.18 ± 5.86a, b

Median

28.00

23.50

13.00

95% CI

26.59, 28.45

21.40, 23.81

11.35, 13.91

APOE e4 carriers, n (%)

 

4 (14.81%)b, c

22 (45.83%)a, c

53 (63.86%)a, b

Amyloid positive, %

 

3 (11.11%)

28 (58.33%)

83 (100.00%)

Q-alb (× 103)

Mean ± SD

7.10 ± 2.97c

8.57 ± 3.47

9.40 ± 4.06a

Median

6.51

8.10

8.63

95% CI

5.93, 8.28

7.52, 9.61

8.48, 10.32

CSF sPDGFRβ

Mean ± SD

179.83 ± 51.23b

252.50 ± 57.11a, c

219.15 ± 61.05b

Median

166.66

249.79

220.57

95% CI

0.06, 0.07

235.34, 269.65

205.65, 232.65

CSF p-tau, pg/ml

Mean ± SD

33.84 ± 8.81b, c

76.67 ± 55.72a, c

130.87 ± 86.29a, b

Median

34.90

56.00

110.00

95% CI

30.12, 37.55

60.31, 93.03

112.03, 149.71

CSF t-tau, pg/ml

Mean ± SD

74.44 ± 21.91b, c

124.73 ± 66.56a, c

198.13 ± 137.29a, b

Median

75.53

108.00

164.80

95% CI

65.59, 83.29

105.18, 144.27

168.16, 228.11

CSF Aβ42, pg/ml

Mean ± SD

700.61 ± 338.99b, c

463.52 ± 286.36a, c

290.24 ± 153.02a, b

Median

669.60

368.95

273.20

95% CI

560.68, 840.54

379.44, 547.60

256.61, 323.86

CSF Aβ40, pg/ml

Mean ± SD

7428.22 ± 3220.53

6972.30 ± 2511.04

6288.86 ± 2897.36

Median

8000

6712

6112

95% CI

6098.86, 8757.59

6226.62, 7717.99

5639.89, 6937.84

CSF Aβ42/Aβ40 ratio

Mean ± SD

0.094 ± 0.02b, c

0.064 ± 0.03a, c

0.046 ± 0.01a, b

Median

0.10

0.06

0.04

95% CI

0.09, 0.10

0.06, 0.07

0.04, 0.05

  1. p-tau phosphorylated tau, t-tau total tau
  2. p < 0.05 was considered statistically significant
  3. aSignificant values vs CDR 0
  4. bSignificant values vs CDR 0.5
  5. cSignificant values vs CDR 1–2