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Table 2 Clinical and sociodemographic characteristics stratified according to CDR*

From: A clinical registry of dementia based on the principle of epidemiological surveillance

 

CDR 1

CDR 2

CDR 3

Age, mean (SD)

77.5 (7.6)

81.4 (6.5)

83.0 (7.1)

Females, n (%)

207 (59.3)

102 (66.7)

40 (75.5)

Schooling, n (%)

   

   Illiterate/not attending school

68 (21.3)

38 (27.7)

16 (34.8)

   Between 1 and 8 years

220 (69.2)

91 (66.4)

27 (58.7)

   9 and over

30 (9.5)

8 (5.9)

3 (6.5)

Marital status, n (%)

   

   Single/separated

12 (3.7)

9 (6.2)

6 (12.3)

   Married/partner

183 (56.7)

55 (38.2)

13 (26.5)

   Widower

128 (39.6)

80 (55.6)

30 (61.2)

Residence, n (%)

   

   Own home

241 (74.6)

74 (49.3)

17 (32.7)

   Home of family member/other

75 (23.2)

61 (40.7)

25 (48.1)

   Nursing Home

7 (2.2)

15 (10.0)

10 (19.2)

Referral device, n (%)

   

   Primary Care

268 (76.8)

119 (77.8)

37 (69.8)

   Others

81 (23.2)

34 (22.2)

16 (30.2)

Years of evolution, mean (SD)

1.9 (1.5)

2.6 (1.7)

3.1 (2.4)

MMSE, mean (SD)

19.1 (4.5)

14.0 (4.5)

10.5 (5.3)

BDRS, mean (SD)

   

   Cognitive function

2.8 (1.2)

4.6 (1.4)

5.7 (1.5)

   Functional capacity

0.2 (1.5)

2.0 (1.5)

4.9 (2.3)

   Behaviour

2.7 (1.7)

3.7 (2.0)

3.0 (1.8)

Past family history of dementia, n (%)

102 (31.5)

27 (19.9)

13 (27.7)

Diagnosis of high blood pressure, n (%)

166 (47.7)

86 (56.6)

32 (62.7)

Diagnosis of diabetes mellitus, n (%)

57 (16.4)

27 (17.9)

11 (21.6)

Diagnosis of dislipidemia, n (%)

91 (26.1)

32 (21.1)

16 (31.4)

Diagnosis of stroke, n (%)

38 (10.9)

30 (19.9)

7 (13.7)

Diagnosis of thyroid disease, n (%)

16 (4.6)

8 (5.3)

1 (2.0)

Past history of depression, n (%)

86 (24.7)

27 (17.9)

5 (9.8)

  1. * Results for available data; CDR: Clinical Dementia Rating; MMSE: Mini-Mental State Examination; BDRS: Blessed Dementia Rating Scale