Table 1 Baseline characteristics

Age (years, ± SD)

62 ± 19

68 ± 14 *

59 ± 20 *

Sex (n, % male)

73 (59%)

22 (69%)

51 (55%)

Intensive care unit admission (n, %)

57 (46%)

15 (47%)

42 (46%)

Length of stay in hospital (days, ± SD)

13 ± 21

3 ± 6 *

17 ± 23 *

Time arrival ambulance to ED (minutes, ± SD)

27 ± 9

29 ± 10

26 ± 10

Ambulance diagnosis (n, %):

   - cardiac arrest

12 (10%)

8 (25%) *

4 (4%) *

   - myocardial infarction

17 (14%)

2 (6%)

15 (16%)

   - other cardiological disorders

8 (6%)

1 (3%)

7 (8%)

   - sepsis

8 (6%)

4 (13%)

4 (4%)

   - haemorrhage

10 (8%)

3 (9%)

7 (8%)

   - neurological disorder

19 (15%)

9 (28%) *

10 (11%) *

   - trauma without severe traumatic brain injury

18 (15%)

2 (6%)

16 (17%)

   - trauma with severe traumatic brain injury

2 (2%)

1 (3%)

1 (1%)

   - attempted suicide

4 (3%)

0 (0%)

4 (4%)

   - others

26 (21%)

2 (6%) *

24 (26%) *