Table 1 Study objects characteristics and disposition

Age, years, mean (SD)

66.7 (19.9)

69.7 (20.5)

0.04

Sex, male (%)

43.4

54.1

0.04

Sex, female (%)

56.6

45.9

Diagnostic category

Cardiovascular symptoms (%)

19.4

21.9

0.86

Respiratory symptoms (%)

17.7

14.3

Neurological symptoms (%)

28.0

29.6

Gastrointestinal symptoms (%)

15.4

15.8

Effected general conditions (%)

2.3

1.5

Effected circulation including failing heart conducting system (%)

9.1

7.1

Infections (%)

4.6

6.6

Endocrine system symptoms (%)

1.7

2.0

Allergic symptoms (%)

1.7

0.5

Number of patient assessed per ambulance personnel

Ambulance personnel 1

17

24

0.29

Ambulance personnel 2

20

14

Ambulance personnel 3

15

16

Ambulance personnel 4

16

27

Ambulance personnel 5

26

23

Ambulance personnel 6

17

23

Ambulance personnel 7

16

19

Ambulance personnel 8

18

19

Ambulance personnel 9

13

11

Ambulance personnel 10

17

10