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Table 3 Diagnoses and on-scene times stratified by age. Data are given in n (%) or median [Q1;Q3]

From: Factors influencing on-scene time in a physician-staffed helicopter emergency medical service (HEMS): a retrospective observational study

 

All patients

Children (< 16 years)

Adults (≥ 16 years)

p

N

 

N = 68,333

N = 8,803

N = 59,530

  

Diagnosis available:

53,105 (77.7%)

6,889 (78.3%)

46,216 (77.6%)

0.195

68,333

Trauma

     

Trauma diagnosis:

36,354 (68.5%)

5,647 (82.0%)

30,707 (66.4%)

 < 0.001

53,105

Number of trauma diagnoses:

   

 < 0.001

36,354

1

22,068 (60.7%)

3,779 (66.9%)

18,289 (59.6%)

  

2

8,435 (23.2%)

1325 (23.5%)

7,110 (23.2%)

  

3

4,152 (11.4%)

446 (7.90%)

3,706 (12.1%)

  

4

1,699 (4.7%)

97 (1.7%)

1,602 (5.2%)

  

Prehospital time (min)

49.0 [39.6;61.0]

46.0 [38.1;55.4]

50.0 [40.0;62.0]

 < 0.001

34,811

On-scene time (min)

20.0 [15.0;28.0]

18.8 [14.0;24.0]

20.0 [15.0;28.3]

 < 0.001

34,719

Non-Trauma

     

Non-trauma diagnosis:

21,144 (39.8%)

1,618 (23.5%)

19,526 (42.2%)

 < 0.001

53,105

Number of non-trauma diagnoses:

   

 < 0.001

21,144

1

14,194 (67.1%)

1,380 (85.3%)

12,814 (65.6%)

  

2

4,836 (22.9%)

211 (13.0%)

4,625 (23.7%)

  

3

1,623 (7.68%)

25 (1.55%)

1,598 (8.18%)

  

4

491 (2.32%)

2 (0.12%)

489 (2.50%)

  

Type of non-trauma:

     

Circulatory system

12,037 (56.9%)

199 (12.3%)

11,838 (60.6%)

 < 0.001

21,144

Respiratory system

1398 (6.6%)

294 (18.2%)

1104 (5.7%)

 < 0.001

21,144

Nervous system

2545 (12.0%)

342 (21.1%)

2203 (11.3%)

 < 0.001

21,144

Other

6415 (30.3%)

805 (49.8%)

5610 (28.7%)

 < 0.001

21,144

Prehospital time (min)

53.0 [44.0;64.0]

50.6 [42.0;60.0]

53.0 [44.0;64.0]

 < 0.001

19,920

On-scene time (min)

22.0 [16.0;30.0]

21.0 [15.8;28.0]

22.0 [16.2;30.0]

 < 0.001

19,922