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Relative survival of all patients aged less than 80 years (693 men, 117 women) or 80 years and over (68 men, 17 women) who had elective surgery for abdominal aortic aneurysm in Western Australia during 1985-94
| 1 year | 5 years | |
| 55-79 years: | ||
| No at risk | 781 | 239 |
| Relative survival (%) (95% CI) | 99.6 (98.2 to 100.1) | 92.4 (87.7 to 97.0) |
| ⩾80 years: | ||
| No at risk | 79 | 11 |
| Relative survival (%) (95% CI) | 103.7 (97.6 to 109.8) | 116.6 (89.1 to 144.0) |
