Table 3.
Onset to admission time (OAT) 2011–2012
| Variable | Category | Onset to admission time (OAT) | Adj. OR for OAT <3 hr (95% CI) | ||||
|---|---|---|---|---|---|---|---|
| Unknown (%) | <3 hr (%) | 3–4.5 hr (%) | 4.5–24 hr (%) | >24 hr (%) | |||
| Sex | Women | 17.8 | 30.6 | 8.1 | 29.0 | 14.5 | 1.01 (0.97–1.06) |
| Men | 15.8 | 33.1 | 7.3 | 27.4 | 16.5 | Ref. | |
| Age group | 18–54 | 15.4 | 36.2 | 6.6 | 22.9 | 19.0 | Ref. |
| 55–64 | 14.0 | 32.4 | 6.9 | 24.0 | 19.6 | 0.87 (0.79–0.96) | |
| 65–74 | 14.9 | 32.8 | 6.8 | 27.5 | 18.0 | 0.85 (0.77–0.92) | |
| 75–84 | 17.3 | 32.5 | 7.7 | 27.8 | 14.7 | 0.83 (0.76–0.91) | |
| 85+ | 19.1 | 29.1 | 9.0 | 31.0 | 11.8 | 0.74 (0.68–0.82) | |
| Education | Unknown | 18.6 | 32.0 | 7.1 | 26.9 | 15.3 | 0.94 (0.80–1.10) |
| Primary | 17.9 | 30.7 | 7.9 | 28.8 | 14.6 | Ref | |
| Secondary | 16.1 | 32.3 | 7.3 | 27.8 | 16.5 | 1.05 (1.01–1.10) | |
| University | 14.4 | 34.2 | 8.0 | 27.3 | 16.1 | 1.07 (1.01–1.13) | |
| Country of birth | Sweden | 16.7 | 32.0 | 7.8 | 28.3 | 15.3 | Ref. |
| Other Nordic | 17.3 | 30.3 | 6.9 | 29.0 | 16.5 | 0.98 (0.90–1.07) | |
| Other Europe | 18.4 | 30.5 | 7.0 | 26.8 | 17.4 | 0.96 (0.87–1.06) | |
| Other | 16.1 | 30.6 | 7.0 | 26.1 | 20.2 | 0.93 (0.81–1.07) | |
| Living alone | No | 13.7 | 37.4 | 7.3 | 26.1 | 15.6 | Ref. |
| Yes | 19.6 | 26.4 | 8.1 | 30.3 | 15.5 | 0.59 (0.56–0.62) | |
| Previous stroke | No | 16.4 | 31.8 | 7.5 | 27.8 | 16.5 | Ref. |
| Yes | 17.0 | 32.4 | 8.4 | 29.6 | 12.6 | 1.05 (1.00–1.10) | |
| AF | No | 15.9 | 30.7 | 7.6 | 28.5 | 17.3 | Ref. |
| Yes | 18.3 | 34.9 | 8.0 | 27.7 | 11.2 | 1.31 (1.25–1.37) | |
| Diabetes | No | 16.3 | 32.6 | 7.7 | 28.8 | 15.3 | Ref. |
| Yes | 17.9 | 29.3 | 7.6 | 28.8 | 16.5 | 0.84 (0.80–0.88) | |
| High blood pressure | No | 16.2 | 31.9 | 7.4 | 28.0 | 16.5 | Ref. |
| Yes | 16.9 | 31.9 | 7.9 | 28.4 | 15.0 | 1.03 (0.98–1.07) | |
| Smoker | Unknown | 26.4 | 30.8 | 6.4 | 24.7 | 11.7 | 0.93 (0.86–1.01) |
| No | 15.9 | 32.8 | 8.0 | 28.3 | 15.0 | Ref. | |
| Yes | 15.8 | 27.0 | 6.4 | 29.4 | 21.4 | 0.78 (0.73–0.83) | |
| ADL‐dependent | No | 16.0 | 32.1 | 7.3 | 28.1 | 16.4 | Ref. |
| Yes | 20.1 | 30.8 | 10.2 | 29.0 | 10.0 | 0.89 (0.82–0.96) | |
| Living in an institution | No | 16.4 | 31.9 | 7.4 | 28.1 | 16.1 | Ref. |
| Yes | 18.7 | 31.7 | 10.2 | 29.2 | 10.2 | 1.26 (1.16–1.37) | |
| Level of consciousness | Alert | 15.4 | 30.6 | 7.7 | 29.0 | 17.4 | Ref. |
| Drowsy | 20.0 | 37.5 | 7.8 | 27.2 | 7.6 | 1.40 (1.31–1.49) | |
| Unconscious | 22.4 | 40.7 | 8.4 | 22.5 | 6.0 | 1.53 (1.40–1.68) | |
| Stroke subtype | I61 | 18.3 | 40.2 | 7.3 | 23.2 | 11.0 | 1.37 (1.28–1.46) |
| I63 | 16.4 | 30.8 | 7.7 | 28.9 | 16.2 | Ref. | |
| I64 | 25.4 | 24.9 | 9.5 | 28.0 | 12.3 | 0.73 (0.60–0.88) | |
| Hospital type | University | 15.5 | 32.4 | 8.0 | 28.1 | 16.0 | 0.92 (0.88–0.96) |
| Specialized nonuniversity | 17.6 | 30.8 | 7.5 | 28.2 | 16.0 | 0.92 (0.87–0.97) | |
| Community | 16.4 | 33.0 | 7.8 | 28.2 | 14.7 | Ref. | |
Adjusted odds ratios (adj. OR) with 95% confidence intervals (CI) from multiple logistic regression modeling of OAT within 3 hr including all other variables in the table. AF, atrial fibrillation.