Table 2. Characteristics of patients by different diagnostic outcome groupsa
CharacteristicTotal, N = 651Dementia, n = 348MCI, n = 156SMCs, n = 71Inconclusive, n = 50Other, n = 26
Age, years, mean (SD)78.0 (6.8)79.8 (6.6)76.8 (5.9)73.5 (6.8)77.6 (6.1)73.8 (7.4)
Sex, female348 (53.5)199 (57.2)77 (49.4)28 (39.4)31 (62.0)13 (50.0)
Education level
Low
Moderate
High
Unknown
126 (19.4)
283 (43.5)
186 (28.6)
56 (8.6)
82 (23.6)
162 (46.6)
77 (22.1)
27 (7.8)
19 (12.2)
64 (41.0)
58 (37.2)
15 (9.6)
8 (11.3)
23 (32.4)
32 (45.1)
8 (11.3)
14 (28.0)
23 (46.0)
10 (20.0)
3 (6.0)
3 (11.5)
11 (42.3)
9 (34.6)
3 (11.5)
Marital status
Married
Divorced
Widow(er)
Other
Unknown
341 (52.4)
45 (6.9)
201 (30.9)
60 (9.2)
4 (0.6)
176 (50.6)
15 (4.3)
132 (37.9)
25 (7.2)
0 (0.0)
85 (54.5)
10 (6.4)
39 (25.0)
20 (12.8)
2 (1.3)
48 (67.6)
6 (8.5)
6 (8.5)
10 (14.1)
1 (1.4)
18 (36.0)
12 (24.0)
17 (34.0)
3 (6.0)
0 (0.0)
14 (53.8)
2 (7.7)
7 (26.9)
2 (7.7)
1 (3.8)
Living situation
Alone
With others
Other
Unknown
280 (43.0)
352 (54.1)
14 (2.2)
5 (0.8)
164 (47.1)
176 (50.6)
7 (2.0)
1 (0.3)
62 (39.7)
88 (56.4)
5 (3.2)
1 (0.6)
18 (25.4)
51 (71.8)
0 (0.0)
2 (2.8)
23 (46.0)
24 (48.0)
2 (4.0)
1 (2.0)
13 (50.0)
13 (50.0)
0 (0.0)
0 (0.0)
Receives home care
Yes
No
Unknown
142 (21.8)
435 (66.8)
74 (11.4)
99 (28.4)
224 (64.4)
25 (7.2)
20 (12.8)
111 (71.2)
25 (16.0)
4 (5.6)
56 (78.9)
11 (15.5)
14 (28.0)
30 (60.0)
6 (12.0)
5 (19.2)
14 (53.8)
7 (26.9)
Receives informal care
Yes
No
Unknown
389 (59.8)
80 (12.3)
182 (28.0)
271 (77.9)
24 (6.9)
53 (15.2)
61 (39.1)
29 (18.6)
66 (42.3)
11 (15.5)
17 (23.9)
43 (60.6)
35 (70.0)
5 (10.0)
10 (20.0)
11 (42.3)
5 (19.2)
10 (38.5)
Comorbidities
Total, mean (SD)
History of depression
3.4 (2.1)
85 (13.1)
3.4 (2.1)
34 (9.8)
3.3 (2.6)
19 (12.2)
2.9 (2.0)
15 (21.1)
3.5 (2.0)
8 (16.0)
3.5 (1.9)
9 (34.6)
Total number of medications, mean (SD)5.0 (3.7)5.2 (3.6)4.9 (3.9)3.9 (3.1)5.9 (3.8)5.6 (4.4)
  • Data are presented as n (%) unless otherwise stated. MCI = mild cognitive impairment. SD = standard deviation. SMCs = subjective memory complaints.