Table 1 Demographic and clinical characteristics of MCI patients and controls

 Age (y)

59

(61–72)

60

(62–69)

–

 Male, %

50.0

50.0

–

 Education (y)

–

   ≤ 9, (%)

44.3

44.3

  9 ~ 12, (%)

25.7

25.7

   ≥ 12, (%)

30.0

30.0

 Smokers, %

32.9

22.9

0.12^a

 Drinkers, %

22.9

37.9

0.03^a

 Hypertension, %

41.4

41.4

1.00^a

 Coronary Heart Disease, %

7.1

8.6

0.72^a

 Diabetes, %

20.0

12.1

0.13^a

 Cerebrovascular Disease, %

2.9

2.9

1.00^a

 BMI (kg/m²)

24.42

±2.53

25.25

±3.78

0.10^b

 MMSE scores

28

(27–29)

28

(27–30)

0.07 ^c

 MoCA scores

22

(19–23)

26

(25–28)

<0.01^c

 FBG (mmol/L)

5.58

(5.20–6.25)

5.54

(5.09–6.14)

0.38^c

 TG (mmol/L)

1.38

(0.97–2.03)

1.41

(1.01–2.07)

0.69^c

 HDL-C (mmol/L)

1.4

(1.18–1.60)

1.4

(1.10–1.53)

0.71^c

 LDL-C (mmol/L)

2.57

±0.75

2.76

±0.74

0.09^b

 TC (mmol/L)

4.56

±1.00

4.73

±0.85

0.20^b

 Aβ1-40 (pg/mL)

992.08

±208.92

589.08

±214.39

<0.01^b

 Aβ1-42 (pg/mL)

795.01

±177.43

451.54

±209.08

<0.01^b