Comparison of time metrics in the three triage concepts
| MS (n=162, 16.2%) | DS (n=458, 45.8%) | EXT (n=381, 38.1%) | P value* | P value† MS vs DS | P value† MS vs EXT | P value† DS vs EXT | |
| Onset to imaging (min) | 110 (69–313) | 113 (65–265) | 93 (57–171) | <0.001 | 0.742 | 0.002 | <0.001 |
| Onset to EVT (min) | 180 (130–422) | 320 (243–480) | 195 (145–274) | <0.001 | <0.001 | 0.27 | <0.001 |
| Imaging to EVT (min) | 56 (42–80) | 184 (145–225) | 97 (53–130) | <0.001 | <0.001 | <0.001 | <0.001 |
Time metrics given as median (IQR).
*Kruskal–Wallis test between MS, DS, and EXT.
†Post hoc Conover test with Benjamini–Hochberg correction.
DS, drip and ship; EVT, endovascular thrombectomy; EXT, thrombectomy at external hospital; MS, mothership.