Health service use among community-dwelling older adults with dementia compared with matched* persons without dementia between 1 April 2007 to 31 March 2014 in Ontario, Canada
| Persons with dementia N=62 622 Rate per person-year (95% CI) | Persons without dementia* N=62 622 Rate per person-year (95% CI) | Rate ratio (95% CI) | P value | |
| Death | 9.5 (9.4 to 9.6) | 5.3 (5.2 to 5.4) | 1.80 (1.76 to 1.84) | <0.0001 |
| Long-term care placement | 15.0 (14.8 to 15.2) | 2.1 (2.1 to 2.2) | 7.07 (6.89 to 7.27) | <0.0001 |
| Health service use | ||||
| Dementia specialist visits | 1.70 (1.70 to 1.71) | 0.41 (0.41 to 0.41) | 4.11 (3.95 to 4.28) | <0.0001 |
| Home care visits | 65.2 (65.2 to 65.3) | 21.8 (21.8 to 21.8) | 3.02 (2.94 to 3.11) | <0.0001 |
| Acute care hospitalisations with discharge delay | 0.10 (0.10 to 0.10) | 0.04 (0.04 to 0.04) | 2.36 (2.30 to 2.42) | <0.0001 |
| Acute care hospitalisations | 0.40 (0.39 to 0.40) | 0.31 (0.31 to 0.31) | 1.29 (1.27 to 1.31) | <0.0001 |
| Family physician visits | 13.4 (13.3 to 13.4) | 10.9 (10.9 to 10.9) | 1.25 (1.24 to 1.27) | <0.0001 |
| Emergency department visits | 1.0 (1.0 to 1.0) | 0.87 (0.87 to 0.88) | 1.23 (1.21 to 1.25) | <0.0001 |
*Control group with no documented history of dementia on 1 April 2007 matched 1:1 on age, sex and Aggregated Diagnosis Group category (0, 1–5, 6–10, 11+).