Multivariable logistic regression for death at 5 years after diagnosis of dementia
| Variable | OR (95% CI) |
|---|---|
| Age group, yr (ref. = 65–69) | |
| 70–74 | 1.3 (1.2–1.4) |
| 75–79 | 1.7 (1.6–1.8) |
| 80–84 | 2.6 (2.5–2.8) |
| 85–89 | 4.3 (4.0–4.5) |
| ≥ 90 | 9.5 (8.8–10.2) |
| Sex, male (v. female) | 1.7 (1.6–1.7) |
| Income quintile (ref. = Q1 [lowest]) | |
| Q2 | 1.0 (0.9–1.0) |
| Q3 | 1.0 (0.9–1.0) |
| Q4 | 0.9 (0.9–1.0) |
| Q5 (highest) | 0.9 (0.9–0.9) |
| Urban resident (v. rural) | 0.9 (0.8–0.9) |
| Primary care model (ref. = unrostered) | |
| Capitation | 0.9 (0.9–0.9) |
| Fee-for-service | 0.8 (0.8–0.8) |
| Other | 1.0 (0.9–1.0) |
| Chronic disease (present v. absent) | |
| Cancer (any) | 1.2 (1.2–1.3) |
| Congestive heart failure | 2.0 (1.9–2.0) |
| Chronic obstructive pulmonary disease | 1.7 (1.7–1.8) |
| Renal failure | 1.7 (1.6–1.8) |
| Stroke | 1.3 (1.3–1.4) |
| Diabetes mellitus | 1.2 (1.2–1.2) |
Note: CI = confidence interval, OR = odds ratio, Q1–Q5 = neighbourhood income quintile 1 (lowest) to 5 (highest); ref. = reference category.