Mortality at various follow up intervals
| Age | Odds ratio (95% CI) | p value | ||||||
|---|---|---|---|---|---|---|---|---|
| Mortality | 32–79 | 80–96 | ||||||
| In hospital, stroke related | 6/65 (9.2%) | 10/31 (32.3%) | 4.68 (1.52 to 14.47) | 0.005 | ||||
| 90 days, stroke related | 7/65 (10.8%) | 10/31 (32.3%) | 3.95 (1.33 to 11.70) | 0.01 | ||||
| Up to 12 months | ||||||||
| Stroke related | 8/65 (12.3%) | 14/31 (45.2%) | 5.87 (2.11 to 16.33) | <0.001 | ||||
| All causes | 11/65 (16.9%) | 15/31 (48.4%) | 4.60 (1.77 to 11.99) | 0.001 | ||||
| Up to 3 years | ||||||||
| Stroke related | 10/65 (15.4%) | 15/31 (48.4%) | 5.16 (1.95 to 13.67) | 0.001 | ||||
| All causes | 15/65 (23.1%) | 16/31 (51.5%) | 3.56 (1.43 to 8.84) | 0.005 | ||||