Table 1. Summary of characteristics for all individuals and unadjusted and adjusted odds ratio for in-hospital mortality.
| Characteristic | Total | Died | Unadjusted | Adjusted | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| No. | % | No. | % | OR | 95% CI | p value | OR | 95% CI | p value | |
| Sex | ||||||||||
| Female | 1,722 | 58.0 | 1,005 | 58.4 | 1 | 1 | ||||
| Male | 1,249 | 42.0 | 702 | 56.2 | 0.92 | 0.79–1.06 | 0.24 | 1.19 | 1.00–1.42 | 0.049 |
| Age | ||||||||||
| <65 | 0232 | 7.8 | 73 | 31.5 | 1 | 1 | ||||
| 65–84 | 1,721 | 57.9 | 919 | 53.4 | 2.5 | 1.86–3.34 | <0.001 | 2.56 | 1.84–3.54 | <0.001 |
| ≥85 | 1,018 | 34.3 | 715 | 70.2 | 5.14 | 3.78–6.99 | <0.001 | 4.96 | 3.47–7.10 | <0.001 |
| Stroke subtype | ||||||||||
| Infarct | 2,445 | 82.3 | 1,379 | 56.4 | 1 | 1 | ||||
| Bleed | 526 | 17.7 | 328 | 62.4 | 1.28 | 1.06–1.55 | 0.012 | 1.7 | 1.35–2.13 | <0.001 |
| Pre-stroke modified Rankin score* (missing data n=455) | ||||||||||
| 0 | 1,477 | 58.7 | 0727 | 49.2 | 1 | 1 | ||||
| 1 | 206 | 8.2 | 123 | 59.7 | 1.53 | 1.14–2.06 | 0.005 | 1.32 | 0.97–1.80 | 0.080 |
| 2 | 235 | 9.3 | 139 | 59.1 | 1.49 | 1.13–1.98 | 0.005 | 1.20 | 0.90–1.61 | 0.217 |
| 3 | 312 | 12.4 | 208 | 66.7 | 2.06 | 1.60–2.67 | <0.001 | 1.54 | 1.17–2.03 | 0.002 |
| 4 | 190 | 7.5 | 133 | 70.0 | 2.41 | 1.74–3.34 | <0.001 | 1.73 | 1.19–2.50 | 0.004 |
| 5 | 97 | 3.9 | 69 | 71.1 | 2.54 | 1.62–3.99 | <0.001 | 1.71 | 0.99–2.96 | 0.054 |
| AF | ||||||||||
| No | 2,483 | 83.6 | 1,381 | 55.6 | 1 | 1 | ||||
| Yes | 488 | 16.4 | 326 | 66.8 | 1.61 | 1.31–1.97 | <0.001 | 1.24 | 0.96–1.59 | 0.097 |
| CHF | ||||||||||
| No | 2,681 | 90.2 | 1,499 | 55.9 | 1 | 1 | ||||
| Yes | 290 | 9.8 | 208 | 71.7 | 2.00 | 1.53–2.61 | <0.001 | 1.61 | 1.17–2.22 | 0.004 |
| CKD | ||||||||||
| No | 2,917 | 98.2 | 1,670 | 57.3 | 1 | 1 | ||||
| Yes | 54 | 1.8 | 37 | 68.5 | 1.63 | 0.91–2.90 | 0.100 | 0.89 | 0.47–1.70 | 0.734 |
| Dementia (any) | ||||||||||
| No | 2,883 | 97.0 | 1,646 | 57.1 | 1 | 1 | ||||
| Yes | 88 | 3.0 | 61 | 69.3 | 1.7 | 1.07–2.69 | 0.024 | 0.93 | 0.54–1.58 | 0.778 |
| Diabetes | ||||||||||
| No | 2,700 | 90.9 | 1,533 | 56.8 | 1 | 1 | ||||
| Yes | 271 | 9.1 | 174 | 64.2 | 1.37 | 1.05–1.77 | 0.019 | 1.11 | 0.82–1.50 | 0.503 |
| MI | ||||||||||
| No | 2,821 | 95.0 | 1,605 | 56.9 | 1 | 1 | ||||
| Yes | 150 | 5.0 | 102 | 68.0 | 1.61 | 1.13–2.29 | 0.008 | 1.29 | 0.86–1.93 | 0.219 |
| Stroke | ||||||||||
| No | 2,654 | 89.3 | 1,503 | 56.6 | 1 | 1 | ||||
| Yes | 317 | 10.7 | 204 | 64.4 | 1.38 | 1.08–1.76 | 0.009 | 1.02 | 0.77–1.36 | 0.879 |
| Lateralisation | ||||||||||
| Left | 1,263 | 42.5 | 725 | 57.4 | ||||||
| Right | 1,430 | 48.1 | 792 | 55.4 | 0.92 | 0.79–1.07 | 0.292 | 0.97 | 0.82–1.15 | 0.735 |
| None | 278 | 9.4 | 190 | 68.3 | 1.6 | 1.22–2.11 | 0.001 | 1.75 | 1.26–2.41 | 0.001 |
| Pre-stroke residence | ||||||||||
| Home alone | 988 | 33.3 | 576 | 58.3 | 1 | 1 | ||||
| Home family | 1,521 | 51.2 | 816 | 53.6 | 0.83 | 0.70–0.97 | 0.022 | 1.02 | 0.85–1.24 | 0.805 |
| Care home | 399 | 13.4 | 286 | 71.7 | 1.81 | 1.41–2.33 | <0.001 | 1.18 | 0.84–1.66 | 0.35 |
| Other | 63 | 2.1 | 29 | 46 | 0.61 | 0.37–1.02 | 0.058 | 0.43 | 0.19–0.99 | 0.047 |
*0=No symptoms. 1=No significant disability. Able to carry out all usual activities, despite some symptoms. 2=Slight disability. Able to look after own affairs without assistance, but unable to carry out all previous activities. 3=Moderate disability. Requires some help, but able to walk unassisted. 4=Moderately severe disability. Unable to attend to own bodily needs without assistance, and unable to walk unassisted. 5=Severe disability. Requires constant nursing care and attention, bedridden, incontinent.
AF: atrial fibrillation, CHF: congestive heart failure, CKD: chronic kidney disease, MI: myocardial infarction.