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Table 1 Patient characteristics.

From: Paramedics' and pre-hospital physicians' assessments of anatomic injury in trauma patients: a cohort study

Characteristics

(unit)

Missing data

(n)

All patients

(n = 422, 100%)

Group 1: Patients treated by

physicians (n = 230, 55%)

Group 2: Patients treated by

paramedics (n = 190, 45%)

p-value groups 1

and 2 compared

Age (years)

0

37 (25-52)

37 (25-51)

38 (27-52)

0,704

Sex (M/F) [%]

0

76,7/23,3

77,0/23,0

76,3/23,7

0,908

Mechanism of injury (%)

0

    

1. motor vehicle accident

 

44,8 (40,1-49,6)

40,9 (34,7-47,3)

49,5 (42,4-56,5)

0,094

2. motorcycle

 

12,6 (9,7-16,1)

10,9 (7,5-15,6)

14,7 (10,4-20,5)

0,242

3. cyclist

 

3,6 (2,2-5,8)

3,9 (2,1-7,3)

3,2 (1,5-6,7)

0,795

4. pedestrian

 

9,8 (7,3-12,9)

10,9 (7,5-15,6)

8,4 (5,3-13,2)

0,415

5. fall > 4m

 

15,5 (12,2-19,2)

17,8 (13,4-23,3)

12,6 (8,7-18,1)

0,175

6. fall < 4 m

 

7,4 (5,2-10,2)

7,8 (5,0-12,0)

6,8 (4,1-11,4)

0,852

7. stab or gun shot wound

 

1,2 (0,5-2,7)

1,7 (0,7-4,4)

0,5 (0,1-2,9)

0,383

8. other

 

5,2 (3,5-7,8)

6,1 (3,7-10,0)

4,2 (2,2-8,1)

0,510

Time intervals (min)

     

   to first responding unit

62

10 (7-13)

10 (7-13)

10 (8-14)

nc

   on scene

118

27 (21-36)

29 (22-40)

25 (20-32)

nc

   Call to hospital

18

62 (49-78)

62 (48-78)

63 (52-77)

0,403

ISS

0

10 (4-18)

16 (6-26)

6 (2-10)

< 0,001

  1. Median (25th-75th percentile) for all non-categorical and frequency (%) (95% confidence interval) for all categorical variables. Two cases were not classified into either of the groups due to missing data. nc, not calculated because of missing values.