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Table 2 The number of SCD and SCD-Q9 scores and the results of the univariate analysis of the determinants of SCD (n = 171)

From: Prevalence, associated factors and clinical implications of subjective cognitive decline linked to frailty in patients receiving maintenance hemodialysis: a cross-sectional study

Variables

Groups

No. of SCD(N = 95)

SCD-Q9

Statistic

P

Gender

male

48

3.00(1.00, 6.00)

Z = 3.679

<0.001*

 

female

47

6.00(3.00, 7.00)

  

Age

<45

30

4.00(1.00, 6.00)

H = 3.502

0.174

 

45–60

43

4.50(2.00, 7.00)

  
 

>60

21

4.00(2.00, 7.00)

  

BMI

<18.5

9

5.00(2.00, 6.75)

H = 3.868

0.276

 

18.5–24

47

4.00(1.00, 7.00)

  
 

24–28

29

4.00(2.00, 6.00)

  
 

≥ 28

10

5.50(2.25, 8.75)

  

Education level

Primary school or lower

23

6.00(3.50, 8.00)

H = 13.369

0.004*

 

Junior high school

41

4.50(2.00, 7.00)

  
 

Senior high school

18

4.00(2.00, 7.00)

  
 

University or higher

13

3.00(1.00, 5.50)

  

Marital status

Married

77

4.00(2.00, 7.00)

H = 1.545

0.462

 

Single

7

4.00(0.00, 6.00)

  
 

Divorced

11

5.00(1.00, 7.75)

  

Residence area

Urban

55

3.00(1.00, 6.00)

Z = 2.559

0.010*

 

Country

40

5.00(3.00, 7.00)

  

Work status

On job

18

2.00(1.00, 4.25)

H = 15.024

0.001*

 

Retirement

30

4.00(2.00, 7.00)

  
 

Others

47

6.00(3.00, 7.00)

  

Nature of previous/current work

Physical labor

27

6.00(3.00, 7.00)

H = 9.142

0.010*

 

Mental labor

38

3.00(1.00, 5.75)

  
 

Both

30

5.00(3.00, 7.00)

  

Smoking status

No

22

3.00(1.00, 7.00)

Z = 0.779

0.436

 

Yes

73

4.00(2.00, 7.00)

  

Alcohol consumption status

No

5

3.00(2.00, 4.75)

Z = 0.614

0.539

 

Yes

90

4.00(2.00, 7.00)

  

Hours of sleep at night

<5

22

5.00(2.00, 7.00)

H = 3.707

0.120

 

5–8

10

3.00(1.25, 5.75)

  
 

>8

63

4.00(2.00, 7.00)

  

No. of physical activities/peer week

≤ 2

61

3.50(1.00, 6.00)

Z=−0.032

0.974

 

≥ 3

34

3.50(1.00, 6.00)

  

Primary disease

Hypertension

25

3.00(1.50, 6.00)

H = 4.907

0.179

 

Diabetes

12

3.50(1.00, 5.75)

  
 

Chronic glomerulonephritis

37

5.00(2.00, 7.00)

  
 

Others

21

5.00(3.00, 7.00)

  

Dialysis vintage(yrs)

<1

18

4.00(2.00, 5.75)

H = 9.719

0.008*

 

1–5

30

3.00(1.00, 6.00)

  
 

>5

47

5.00(2.50, 8.00)

  

Frequency of dialysis

2 times/peer week

7

5.00(3.00, 8.00)

Z=-1.015

0.310

 

3 times/peer week

88

4.00(2.00, 7.00)

  

No. of comorbidities

0

2

2.00(1.00, 3.00)

H = 4.812

0.186

 

1

25

4.00(1.00, 7.00)

  
 

2

36

4.00(2.00, 7.00)

  
 

≥ 3

32

4.50(2.00, 7.00)

  
  1. *: P < 0.05