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Table 2 Characteristics of participants in dataset 2

From: A circular RNA blood panel that differentiates Alzheimer’s disease from other dementia types

Characteristic

Total Sample (n = 124)

Controls (n = 61)

AD (n = 63)

Age, mean (SD)

69.2 (6.8)

68.9 (6.9)

69.5 (6.8)

Education year, mean (SD)

9.4 (2.3)

9.6 (2.0)

9.2 (2.5)

Women, No. (%)

63 (50.8)

31 (50.8)

32 (50.8)

ApoE ε4 positive (%)

37 (29.8)

11 (18.0)

26 (41.3)*

MMSE score, mean (SD)

24.8 (4.6)

29 (0.6)

20.8 (2.9)*

Aβ42, mean (SD), pg/ml

543 (217.1)

723.1 (152.1)

368.5 (90.7)*

T-tau, mean (SD), pg/ml

478.1 (198.3)

331.0 (97.7)

620.5 (163.9)*

P-tau, mean (SD), pg/ml

89.3 (59.3)

52 (30.6)

125.4 (58.1)*

  1. The values of age, education year, MMSE, Aβ42, T-tau, and P-tau are shown as mean (SD)
  2. Abbreviations: AD Alzheimer’s disease, VaD vascular dementia, PDD Parkinson disease dementia, bvFTD behavioral variant frontotemporal dementia, DLB dementia with Lewy body, ApoE ε4 apolipoprotein ε4, MMSE Mini-Mental State Examination, SD standard deviation
  3. *P < 0.05 compared to controls