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Table 1 Characteristics of participants in dataset 1

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

Characteristic

Total Sample (n = 40)

Controls (n = 20)

AD (n = 20)

Age, mean (SD)

69.6 (5.5)

69.7 (6.5)

69.4 (4.5)

Education year, mean (SD)

9.3 (2.2)

9 (2.1)

9.6 (2.4)

Women, No. (%)

20 (50.0)

10 (50.0)

10 (50.0)

ApoE ε4 positive (%)

12 (30.0)

4 (20.0)

8 (40.0)*

MMSE score, mean (SD)

24.3 (5.3)

28.8 (0.5)

19.8 (3.8)*

Aβ42, mean (SD), pg/ml

568.7 (219.1)

736.5 (189.1)

400.9 (59)*

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

486.9 (206.5)

315.6 (56.7)

658.1 (150.2)*

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

96 (51.3)

62.3 (34.5)

129.7 (42.5)*

  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