Table 2 Median times (interquartile ranges) of patient flow with different transport methods

n = 34

n = 17

n = 11

n = 10

Onset to call

34

(2.5–79)

24

(4.0–54)

0.49

20

(1.5–209)

9

(3.0–62)

1.00

Call to scene

15

(7.0–18)

11

(89–16)

0.55

14

(7.0–19)

15

(11–19)

0.61

Onset to scene

52

(19–90)

43

(16–61)

0.73

41

(18–155)

31

(16–76)

0.048

On-scene time

12

(8.8–15)

12

(8.0–36)

0.65

23

(11–29)

24

(18–27)

0.61

Transport to the PSC

30

(13–49)

30

(11–36)

0.57

Onset to the PSC

93

(68–166)

81

(55–107)

0.54

Door to PSC scout

11

(8.0–11)

15

(10–18)

0.17

Scout to ground transport time

34

(24–47)

32

(26–50)

0.98

DIDO

45

(34–62)

50

(35–64)

0.77

Ground transport to HEMS

41

(37–51)

53

(43–70)

Patient loading on HEMS

8

(7.0–9.0)

7

(7.0–9.0)

HEMS to the CSC

31

(25–31)

25

(22–31)

Ground transport to the CSC

99

(98–105)

95

(82–102)

Onset to the CSC

214

(180–338)

232

(214–263)

0.25

165

(128–253)

174

(132–195)

0.96

Arrival to CSC scout

11

(9.0–12)

7

(6.0–9.5)

0.001

11

(10–14)

7

(3.8–8.0)

<0.001

Transport to CSC Scout*

84

(82–86)

109

(104–116)

<0.001

93

(80–102)

97

(91–108)

0.28

Scout to recanalization*

44

(26–63)

41

(29–50)

0.63

41

(31–56)

55

(35–83)

0.41

Onset to recanalization

281

(241–436)

311

(284–537)

0.22

342

(222–696)

233

(187–257)

0.34