Table 2.
In hospital mortality rate and rate of respiratory complications by type and time period of vascular lower limb procedure
| Procedure | Pre-pandemic | Wave 1 | Respite | Wave 2/3 |
|---|---|---|---|---|
| In hospital mortality | ||||
| Amputation | 7.7 (6.9–8.6) | 7.8 (6.3–9.5) | 8.1 (6.5–9.8) | 10.4 (8.8–12.2) |
| Elective bypass | 1.1 (0.8–1.4) | 2.0 (1.1–3.5) | 1.9 (1.2–2.9) | 1.1 (0.6–1.9) |
| Non-elective bypass | 4.2 (3.5–5.0) | 4.4 (3.0–6.1) | 5.1 (3.7–6.9) | 6.0 (4.6–7.6) |
| Elective endovascular | 0.5 (0.3–0.7) | 1.1 (0.6–1.9) | 0.6 (0.3–1.2) | 1.0 (0.6–1.6) |
| Non-elective endovascular | 4.2 (3.5–5.0) | 5.5 (3.9–7.5) | 4.5 (3.1–6.2) | 5.7 (4.3–7.3) |
| Respiratory complication rate | ||||
| Amputation | 8.6 (7.7–9.5) | 11.3 (9.5–13.3) | 7.1 (5.6–8.8) | 11.9 (10.2–13.8) |
| Elective bypass | 2.9 (2.4–3.4) | 4.1 (2.7–5.9) | 2.6 (1.7–3.7) | 1.9 (1.2–2.9) |
| Non-elective bypass | 5.1 (4.4–6.0) | 8.3 (6.4–10.5) | 5.0 (3.6–6.7) | 7.8 (6.2–9.5) |
| Elective endovascular | 0.2 (0.1–0.3) | 0.6 (0.2–1.2) | 0.4 (0.1–0.8) | 0.4 (0.2–0.8) |
| Non-elective endovascular | 3.2 (2.5–3.9) | 5.8 (4.1–7.9) | 2.1 (1.2–3.4) | 5.5 (4.1–7.1) |
Data are presented as % (95% confidence interval).