Table 3.
Ischaemic Time.
| Control Period, (March–April 2019, n=145) | First Wave, (March–April 2020, n=108) | Control vs First Wave | Second Wave, (July–August 2020, n=82) | Control vs. Second Wave | |
|---|---|---|---|---|---|
| Time to medical contact (minutes)a | 191 (80–764) | 292 (97–1,767) | p=0.06 | 271 (79–2,932) | p=0.06 |
| Door to balloon (DTB) time (min) for ST elevation myocardial infarction (STEMI) patientsa | 59 (34–74) | 68 (48–98) | p=0.09 | 72.5 (43–119) | p=0.04 |
| Total ischaemic time (mins) for STEMI patientsa | 137 (102–307) | 267 (13–1,124) | p=0.06 | 293 (157-3,796) | p=0.02 |
| Proportion DTB ≤60 min | 60.9% (14/23) | 43.75% (14/32) | p=0.28 | 44.8% (13/29) | p=0.28 |
| Proportion DTB ≤90 min | 87.0% (20/23) | 71.9% (23/32) | p=0.32 | 65.5% (19/29) | p=0.11 |
| Thrombolysed STEMI | 3/26 (12%) | 4/36 (11%) | 5/33 (15.2%) | ||
| Out of hospital cardiac arrest | 4 (2.8%) | 1 (0.9%) | 6 (7.3%) |
a
Median (IQR).