Table 2 Baseline demographics.

From: Usefulness of peripapillary nerve fiber layer thickness assessed by optical coherence tomography as a biomarker for Alzheimer’s disease

 

Mean

SD

Inter-groups Significance

Education (years)

Control

10.96

4.13

 

MCI

7.00

4.32

 

AD

6.14

4.08

 

Total

8.46

4.72

<0.001+

Age (years)

Control

65.93

9.01

 

MCI

76.46

7.14

 

AD

78.99

7.87

 

Total

73.05

10.23

<0.001+

MMSE (points)

Control

29.29

1.00

 

MCI

25.14

2.97

 

AD

20.28

3.98

 

OCT Image Quality (%)

Control

47.81

7.57

 

MCI

44.59

8.23

 

AD

43.23

10.33

 

Total

45.41

9.09

<0.001+

Gender (% women)

Control

67.7%

  

MCI

56.2%

  

AD

74.0%

  

Total

67.8%

 

<0.001*

  1. Demographic features like age, gender and education, MMSE scores, and OCT quality image among groups are summarized. All the analyzed characteristics were significantly different among diagnostic groups.
  2. *Pearson’s Chi2 test.
  3. +1-factor ANOVA.
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