Table 3.
Time logistics of patients within the prospective cohort depending on arrival time to hospital (OTD onset to door). Data for retrospective cohort are provided for the first 2 h of hospital arrival.
| Prospective cohort |
Retrospective cohort |
||||||
|---|---|---|---|---|---|---|---|
| Time in minutes | OTD 181–270 (n = 211) | OTD 121–180 (n = 604) | OTD 61–120 (n = 1865) | OTD 0–60 min (n = 1321) | p-valuesa | OTD 61–120 (n = 1592) | OTD 0–60 min (n = 1535) |
| Door to imaging | 18 (11–28) | 21 (13–32) | 23 (14–35) | 24 (15–35) | 0.001 | 21 (12–32) | 26 (15–39) |
| Imaging to needle time | 25 (15–33) | 34 (20–48) | 37 (22–55) | 35 (23–57) | <0.001 | 35 (23–50) | 40 (26–60) |
| Door to needle time | 43 (30–55) | 58 (40–76) | 60 (45–85) | 61 (45–90) | <0.001 | 60 (43–75) | 70 (52–93) |
| Onset to treatment | 250 (240–260) | 205 (185–226) | 150 (126–175) | 110 (90–135) | <0.001 | 145 (129–165) | 115 (95–135) |
a
Comparison using Kruskal–Wallis equality-of-populations rank test for all groups for the prospective cohort. Data are median (IQR). 156 patients were excluded from this analysis due to unclear OTD time.