Table 1 Demographic and clinical characteristics.

From: Machine learning-based estimation of the mild cognitive impairment stage using multimodal physical and behavioral measures

 

Total (n = 80)

Early-stage MCI (n = 53)

Late-stage MCI (n = 27)

p Value

Mean age

74.6 ± 5.74

74.6 ± 5.33

74.6 ± 6.58

0.760c

Gender, female (number, %) a

58 (72.5)

43 (81.1)

15 (55.6)

0.020

Year of education

6.88 ± 3.980

5.94 ± 4.069

8.72 ± 3.114

0.003c

Number of comorbidities b

4 (0–8)

4 (0–8)

3 (0–7)

0.049d

Depression scale b

4 (0–14)

4 (0–14)

4 (1–14)

0.251d

Anxiety scale b

4.5 (0–20)

5 (0–20)

4 (0–20)

0.674d

QOL scale

34.4 ± 8.67

33.3 ± 8.39

36.5 ± 9.00

0.124

Height, cm

156.1 ± 8.11

155.4 ± 7.98

157.7 ± 8.30

0.232

Weight, kg

61.0 ± 10.92

61.9 ± 11.47

59.3 ± 9.72

0.324

BMI (mean, SD)

25.0 ± 3.70

25.6 ± 3.84

23.8 ± 3.17

0.045

Waist circumference (cm)

87.8 ± 10.12

87.6 ± 10.39

88.1 ± 9.75

0.825

Systolic BP (mmHg)

128.6 ± 18.27

130.0 ± 18.44

126.0 ± 17.97

0.349

Diastolic BP (mmHg)

77.0 ± 9.82

77.4 ± 9.41

76.1 ± 10.73

0.606

Fasting glucose (mg/dL)

108.8 ± 26.28

111.3 ± 28.44

104.0 ± 21.08

0.240

Total cholesterol (mg/dL)

162.4 ± 32.54

34.0 ± 4.67

30.1 ± 5.79

0.913

  1. Data are mean ± SD unless otherwise indicated.
  2. aNumber (%).
  3. bMedian (Range).
  4. cVariables not meeting normality assumptions were compared using the Mann–Whitney U test.
  5. dVariables compared using the Chi-squared test.
  6. MCI Mild cognitive impairment; QOL Quality of life; BMI Body mass index; BP Blood pressure; SD Standard deviation.
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