Table 1 Baseline characteristics, 2007, 1st quarter. Absolute and relative frequencies unless otherwise indicated
|  | People with dementia (n = 5876) | People without dementia (n = 12,837) | Total (n = 18,713) |
|---|---|---|---|
Time under risk in quarters, mean, (SD) | 11.9 (10.8) | 15.6 (12.7) | 14.4 (12.3) |
Age in years, mean, (SD) | 81.7 (6.9) | 79.6 (7.3) | 80.3 (7.3) |
Female gender | 3762 (64.0) | 8179 (63.7) | 11,941 (63.8) |
Level of care | |||
 none | 31 (0.5) | 110 (0.9) | 141 (0.8) |
 I | 3854 (65.6) | 9721 (75.7) | 13,575 (72.5) |
 II | 1762 (30.0) | 2694 (21.0) | 4456 (23.8) |
 III | 229 (3.9) | 312 (2.4) | 541 (2.9) |
Social network | |||
 Living alone | 2524 (43.0) | 5565 (43.4) | 8089 (43.2) |
Number of cognitive impairments, mean (SD) | 4.9 (3.4) | 2.3 (2.9) | 3.2 (3.3) |
Number of functional impairments, mean (SD) | 3.6 (0.8) | 3.5 (0.8) | 3.5 (0.8) |
Number of prescribed medications, mean (SD) | 6.4 (3.5) | 7.2 (3.9) | 6.9 (3.8) |
Individuals with potentially inappropriate medication in the elderly | 1735 (29.5) | 4217 (32.9) | 5952 (31.8) |
Diagnoses | |||
 Asthma | 31 (0.5) | 118 (0.9) | 149 (0.8) |
 COPD | 864 (14.7) | 2591 (20.2) | 3455 (18.5) |
 Hypertension | 5271 (89.7) | 11,699 (91.1) | 16,970 (90.7) |
 Heart failure | 436 (7.4) | 1050 (8.2) | 1486 (7.9) |
 Coronary heart disease | 2552 (43.4) | 5944 (46.3) | 8496 (45.4) |
 Diabetes mellitus type 2 | 3616 (61.5) | 8337 (65.0) | 11,953 (63.9) |
 Osteoarthritis | 1940 (33.0) | 4729 (36.8) | 6669 (35.6) |
 Osteoporosis | 908 (15.5) | 2141 (16.7) | 3049 (16.3) |
 Depression | 1699 (28.9) | 3004 (23.4) | 4703 (25.1) |