Suicide risk within 1 year after dementia diagnosis
| Model | Variables | Study participants, n | Person-years, n | Suicides, n | Suicide deaths per 100000 person-years, n | HR (95% CI)* | p-value |
|---|---|---|---|---|---|---|---|
| 1 | Patients without dementia | 36 541 | 139 460 | 18 | 12.9 | 1.00 | |
| Patients with dementia | 36 541 | 112 544 | 46 | 40.9 | 2.57 (1.49–4.44) | < 0.001 | |
| 2 | Patients without dementia | 36 541 | 139 460 | 18 | 12.9 | 1.00 | |
| Patients with Alzheimer disease | 26 936 | 85 507 | 33 | 38.6 | 2.50 (1.41–4.44) | 0.002 | |
| Patients with vascular dementia | 4326 | 12 582 | 2 | 15.9 | 0.94 (0.22–4.04) | 0.93 | |
| Patients with other/unspecified dementia | 5279 | 14 455 | 11 | 76.1 | 4.32 (2.04–9.15) | < 0.001 |
CI = confidence interval; HR = hazard ratio.
↵* Estimated after adjusting for household income, insurance type, residential area, disability and other mental disorders.