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Table 2 Baseline characteristics of diabetic patients

From: Is hemodialysis itself a risk factor for dementia? An analysis of nationwide registry data of patients on maintenance hemodialysis in Japan

  

Hemodialysis duration (year)

  
  

0~1

(%)

2~4

(%)

5~9

(%)

10~14

(%)

15~19

(%)

20~24

(%)

25~

(%)

Total

(%)

Total

 

12,756

(100.0)

13,342

(100.0)

10,273

(100.0)

2785

(100.0)

605

(100.0)

98

(100.0)

35

(100.0)

39,894

(100.0)

Sex

Male

8949

(70.2)

9215

(69.1)

6819

(66.4)

1767

(63.4)

369

(61.0)

61

(62.2)

18

(51.4)

27,198

(68.2)

 

Female

3807

(29.8)

4127

(30.9)

3454

(33.6)

1018

(36.6)

236

(39.0)

37

(37.8)

17

(48.6)

12,696

(31.8)

Age (years old)

15–64

6378

(50.0)

6495

(48.7)

5040

(49.1)

1415

(50.8)

276

(45.6)

57

(58.2)

23

(65.7)

19,684

(49.3)

 

65–74

3940

(30.9)

4434

(33.2)

3518

(34.2)

970

(34.8)

234

(38.7)

28

(28.6)

8

(22.9)

13,132

(32.9)

 

< 75

2438

(19.1)

2413

(18.1)

1715

(16.7)

400

(14.4)

95

(15.7)

13

(13.3)

4

(11.4)

7078

(17.7)

With history of myocardial infarction

913

(7.2)

1154

(8.6)

896

(8.7)

241

(8.7)

57

(9.4)

12

(12.2)

2

(5.7)

3275

(8.2)

With history of limb amputation

383

(3.0)

571

(4.3)

638

(6.2)

220

(7.9)

66

(10.9)

8

(8.2)

5

(14.3)

1891

(4.7)

With history of hip fracture

201

(1.6)

250

(1.9)

251

(2.4)

65

(2.3)

21

(3.5)

4

(4.1)

1

(2.9)

793

(2.0)

ADL

No symptoms

6419

(50.3)

6685

(50.1)

4942

(48.1)

1277

(45.9)

234

(38.7)

43

(43.9)

9

(25.7)

19,609

(49.2)

 

Moderate symptoms

4121

(32.3)

4323

(32.4)

3323

(32.3)

906

(32.5)

193

(31.9)

28

(28.6)

12

(34.3)

12,906

(32.4)

 

≥ 50% sitting up§

1425

(11.2)

1401

(10.5)

1244

(12.1)

375

(13.5)

100

(16.5)

20

(20.4)

8

(22.9)

4573

(11.5)

 

≥ 50% in bed#

471

(3.7)

562

(4.2)

496

(4.8)

151

(5.4)

51

(8.4)

3

(3.1)

2

(5.7)

1736

(4.4)

 

Whole day in bed

155

(1.2)

184

(1.4)

133

(1.3)

51

(1.8)

16

(2.6)

3

(3.1)

2

(5.7)

544

(1.4)

Place of residence

Homes

11,912

(93.4)

12,656

(94.9)

9769

(95.1)

2617

(94.0)

557

(92.1)

93

(94.9)

29

(82.9)

37,633

(94.3)

 

Care facilities^

136

(1.1)

141

(1.1)

107

(1.0)

29

(1.0)

9

(1.5)

1

(1.0)

0

(0.0)

423

(1.1)

 

Hospitals

619

(4.9)

438

(3.3)

324

(3.2)

125

(4.5)

33

(5.5)

3

(3.1)

5

(14.3)

1547

(3.9)

With dementia at the end of 2010

512

(4.0)

578

(4.3)

375

(3.7)

97

(3.5)

24

(4.0)

4

(4.1)

2

(5.7)

1592

(4.0)

 Age (years old)*

64.0

± 11.5

64.2

± 11.1

64.4

± 10.5

63.9

± 10.0

64.5

± 9.9

62.9

± 9.8

60.5

± 10.5

64.2

± 11.0

 Kt/V*

 

1.18

± 0.3

1.32

± 0.3

1.38

± 0.2

1.45

± 0.3

1.49

± 0.3

1.49

± 0.3

1.52

± 0.2

1.30

± 0.3

 Body mass index (kg/m2)*

22.5

± 3.5

22.7

± 3.6

22.4

± 3.5

21.7

± 3.3

20.7

± 3.3

20.6

± 3.4

19.8

± 3.1

22.4

± 3.5

 Serum albumin level (g/dl)*

3.66

± 0.4

3.77

± 0.4

3.77

± 0.3

3.74

± 0.4

3.69

± 0.4

3.73

± 0.3

3.63

± 0.4

3.73

± 0.4

 Serum CRP level (mg/dl)*

0.45

± 1.5

0.39

± 1.3

0.43

± 1.5

0.53

± 2.0

0.47

± 1.4

0.39

± 0.9

1.02

± 2.3

0.43

± 1.5

 Hemoglobin level (g/dl)*

10.5

± 1.3

10.6

± 1.2

10.6

± 1.2

10.6

± 1.3

10.6

± 1.3

10.6

± 1.4

10.6

± 1.4

10.6

± 1.3

  1. ADLs activities of daily living, CRP C-reactive protein
  2. *Data are presented as mean ± standard deviation
  3. No symptoms (the patient can perform social activities without symptoms and behave without restrictions)
  4. Moderate symptoms (the patient has mild symptoms and has trouble with physical work, but can walk and do light and sedentary work, such as light domestic and clerical work)
  5. §≥ 50% sitting up (the patient can walk and take care of him/herself, but sometimes requires care. The patient can sit up at least half of the day, but cannot do light work)
  6. #≥ 50% in bed (The patient can take care of him/herself to some extent, but often requires care and is in bed at least half of the day)
  7. Whole day in bed (The patient cannot take care of him/herself and requires constant care. The patient must be in bed all day)
  8. Patients’ own home
  9. ^Care facilities (e.g., homes with care services; nursing homes, such as private nursing homes without national aid and nursing homes for families with financial difficulties; group homes; vocational centers; relief facilities)
  10. Hospitals (e.g., health service facilities for the elderly; beds for general patients, patients at chronic stage, patients requiring rehabilitation, and patients with mental illness and infectious diseases, such as tuberculosis)