Table 1.
Monthly average vascular lower limb procedural volume, proportion of procedures performed under general anaesthetic, and proportion of patients with suspected or confirmed SARS-CoV-2 infection by type and time period of procedure, as observed and relative to 2019 pre-pandemic figures.
| Procedure | Procedures, monthly average – n |
General anaesthetic – % |
SARS-CoV-2 infection – % |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pre-pandemic | Wave 1 | Respite | Wave 2/3 | Pre-pandemic | Wave 1 | Respite | Wave 2/3 | Pre-pandemic | Wave 1 | Respite | Wave 2/3 | |
| Major amputation | ||||||||||||
| Observed | 270 | 273 | 276 | 213∗ | 71.2 | 64.3∗ | 67.0∗ | 66.5∗ | n/a | 10.5 | 5.8 | 14.2 |
| Relative to 2019 | 101.1 | 102.2 | 78.9 | 90.3 | 94.1 | 93.4 | ||||||
| Elective bypass | ||||||||||||
| Observed | 334 | 160∗ | 264∗ | 181∗ | 86.2 | 81.1∗ | 81.9∗ | 83.3∗ | n/a | 2.3 | 0.9 | 1.9 |
| Relative to 2019 | 47.9 | 79.0 | 54.2 | 94.1 | 95.0 | 96.6 | ||||||
| Non-elective bypass | ||||||||||||
| Observed | 207 | 184 | 209 | 176∗ | 88.9 | 83.8∗ | 85.8∗ | 85.5∗ | n/a | 6.2 | 2.5 | 8.0 |
| Relative to 2019 | 88.9 | 101.0 | 85.0 | 94.3 | 96.5 | 96.2 | ||||||
| Elective endovascular | ||||||||||||
| Observed | 512 | 295∗ | 348∗ | 288∗ | 6.0 | 6.2 | 6.5 | 6.7 | n/a | 0.6 | 0.3 | 1.0 |
| Relative to 2019 | 57.6 | 68.0 | 56.3 | 103.3 | 108.3 | 111.7 | ||||||
| Non-elective endovascular | ||||||||||||
| Observed | 208 | 160∗ | 180∗ | 162∗ | 10.3 | 9.9 | 10.7 | 13.1∗ | n/a | 5.9 | 2.2 | 7.0 |
| Relative to 2019 | 76.9 | 86.5 | 77.9 | 96.1 | 103.9 | 127.2 | ||||||
∗
Statistically significantly different (p < .05) compared with pre-pandemic period. n/a = not available.