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Table 2 Patient characteristics categorized by medical problem. Presented as N, proportion (%) or median (25th–75th percentile)

From: Standardised data collection in prehospital critical care: a comparison of medical problem categories and discharge diagnoses

Medical problem N Sex; male (%) Age (years) Oxygen saturation (%) Heart rate (1/min) Systolic blood pressure (mmHg) GCS
Cardiac arrest 6900 71.8 68 58–78 *   *   *   3 3–3
Trauma 8897 71.8 40 23–59 98 95–99 90 80–105 130 115–150 15 12–15
Breathing difficulties 2077 53.9 69 52–80 90 80–96 108 90–126 140 118–169 15 13–15
Chest pain 1380 68.0 68 60–78 97 95–98 80 65–100 140 112–162 15 15–15
Stroke 2295 50.5 72 61–80 97 94–98 83 70–100 157 133–185 8 4–13
Acute neurology (excluding stroke) 4366 57.3 58 32–72 97 94–98 98 80–119 134 113–158 9 5–14
Psychiatric (including intoxication) 3318 55.1 37 25–50 97 94–99 90 75–105 120 105–137 8 3–13
Gynecologic or obstetric 689 1.9 30 26–35 98 97–99 90 80–100 125 115–139 15 15–15
Infection 422 56.6 60 19–75 95 90–98 110 90–130 110 90–130 14 9–15
Other 3500 63.0 62 42–76 97 94–99 90 70–112 120 96–143 15 15–15
  1. All values are first values recorded by HEMS
  2. GCS: Glasgow coma score
  3. HEMS: Helicopter emergency medical services
  4. *Initial values are not reported as marked proportion of the patients are encountered with cardiac arrest and unmeasurable vital signs