Table 1 Descriptive characteristics by type of dementia
All (n = 199,549) | Alzheimer disease (n = 130,442) | Mixed dementia (n = 47,320) | Vascular dementia (n = 21,787) | |||||
|---|---|---|---|---|---|---|---|---|
Follow-up time (years), mean (SD) | 0.87 | (1.18) | 0.94 | (1.21) | 0.83 | (1.16) | 0.55 | (0.96) |
n | (%) | n | (%) | n | (%) | n | (%) | |
Year of first consultation | ||||||||
2010 | 47,624 | (23.9) | 32,900 | (25.2) | 10,831 | (22.9) | 3,893 | (17.9) |
2011 | 37,236 | (18.7) | 24,925 | (19.1) | 8,565 | (18.1) | 3,746 | (17.2) |
2012 | 37,521 | (18.8) | 24,367 | (18.7) | 8,894 | (18.8) | 4,260 | (19.6) |
2013 | 37,902 | (19.0) | 24,175 | (18.5) | 9,060 | (19.2) | 4,667 | (21.4) |
2014 | 39,266 | (19.7) | 24,075 | (18.5) | 9,970 | (21.1) | 5,221 | (24.0) |
Age at first consultation with the diagnosis | ||||||||
≤75 years | 29,250 | (14.7) | 20,818 | (16.0) | 4,717 | (10.0) | 3,715 | (17.1) |
76–80 years | 39,887 | (20.0) | 26,459 | (20.3) | 9,001 | (19.0) | 4,427 | (20.3) |
81–85 years | 61,481 | (30.8) | 39,853 | (30.6) | 15,279 | (32.3) | 6,349 | (29.1) |
>85 years | 68,931 | (34.5) | 43,312 | (33.2) | 18,323 | (38.7) | 7,296 | (33.5) |
Gender | ||||||||
Female | 133,102 | (66.7) | 91,538 | (70.2) | 29,493 | (62.3) | 12,071 | (55.4) |
Male | 66,447 | (33.3) | 38,904 | (29.8) | 17,827 | (37.7) | 9,716 | (44.6) |
Education (years) | ||||||||
0 | 15,955 | (8.0) | 10,351 | (7.9) | 3,750 | (7.9) | 1,854 | (8.5) |
1–5 | 100,745 | (50.5) | 64,068 | (49.1) | 25,527 | (54.0) | 11,150 | (51.2) |
6–12 | 48,163 | (24.1) | 31,965 | (24.5) | 10,809 | (22.8) | 5,389 | (24.7) |
≥13 | 14,358 | (7.2) | 9,955 | (7.6) | 2,932 | (6.2) | 1,471 | (6.8) |
Unknown | 20,328 | (10.2) | 14,103 | (10.8) | 4,302 | (9.1) | 1,923 | (8.8) |
Type of centre | ||||||||
Memory clinic | 150,404 | (75.4) | 96,381 | (73.9) | 37,242 | (78.7) | 16,781 | (77.0) |
Regional specialized memory clinic | 43,951 | (22.0) | 30,138 | (23.1) | 9,136 | (19.3) | 4,677 | (21.5) |
Private practice neurologist | 5,194 | (2.6) | 3,923 | (3.0) | 942 | (2.0) | 329 | (1.5) |
Initially referred by | ||||||||
GP | 131,589 | (65.9) | 89,445 | (68.6) | 30,141 | (63.7) | 12,003 | (55.1) |
Neurologist | 9,564 | (4.8) | 6,637 | (5.1) | 1,702 | (3.6) | 1,225 | (5.6) |
Other specialist | 22,240 | (11.2) | 13,016 | (10.0) | 5,996 | (12.7) | 3,228 | (14.8) |
Direct | 8,499 | (4.3) | 6,077 | (4.7) | 1,733 | (3.7) | 689 | (3.2) |
Others | 27,657 | (13.9) | 15,267 | (11.7) | 7,748 | (16.4) | 4,642 | (21.3) |
Lifestyle at baseline | ||||||||
Community-living | 167,324 | (83.9) | 111,034 | (85.1) | 38,602 | (81.6) | 17,688 | (81.2) |
Long-term care facility | 32,225 | (16.2) | 19,408 | (14.9) | 8,718 | (18.4) | 4,099 | (18.8) |
Location of the patient at baseline | ||||||||
Within 50 km from the memory clinic | 184,381 | (92.4) | 119,769 | (91.8) | 44,323 | (93.7) | 20,289 | (93.1) |
>50 km from the memory clinic | 15,168 | (7.6) | 10,673 | (8.2) | 2,997 | (6.3) | 1,498 | (6.9) |
MMSE at first record | ||||||||
0–10 | 26,451 | (13.3) | 19,074 | (14.6) | 5,585 | (11.8) | 1,792 | (8.2) |
11–20 | 102,300 | (51.3) | 66,727 | (51.2) | 25,916 | (55.8) | 9,657 | (44.3) |
21–30 | 70,798 | (35.5) | 44,641 | (34.2) | 15,819 | (33.4) | 10,338 | (47.5) |
At least one antipsychotic prescribing between 2010 and 2014 | ||||||||
No | 181,795 | (91.1) | 118,685 | (91.0) | 43,089 | (91.1) | 20,021 | (91.9) |
Yes | 17,754 | (8.9) | 11,757 | (9.0) | 4,231 | (8.9) | 1,766 | (8.1) |