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. 2016 Jan 4;6(1):e009599. doi: 10.1136/bmjopen-2015-009599

Table 2.

Patient's demographics and backgrounds

Number On-scene time (min)
Median (IQR)
p Value
Total 11 585 17 (13–23)
Age (years)
 15–65 3446 17 (13–24) <0.001
 65–85 5261 17 (13–23)
 85+ 2878 17 (13–24)
Gender
 Male 6627 17 (13–23) <0.001
 Female 4958 18 (13–24)
Day of week
 Weekday 8249 17 (13–23) 0.86
 Weekend 3336 17 (13–23)
Time of the day
 Night shift 2676 18 (13–24) <0.001
 Day shift 4792 17 (13–22)
 Evening shift 4117 17 (13–23)
Geographical area
 North 2293 19 (15–27) <0.001
 Middle 5035 18 (13–24)
 South 4257 15 (12–20)
Disease name as diagnosed at emergency departments
 Cardiopulmonary arrest 3678 15 (12–19) <0.001
 External cause
  Trauma 1164 22 (16–31) <0.001
  Burn injury 43 23 (18–30) <0.001
  Intoxication 160 23 (18–30) <0.001
  Other external cause* 163 18 (14–24) 0.26
 Internal cause
  Central neurological disease 1536 18 (14–23) <0.001
  Respiratory disease 1436 18 (14–25) <0.001
  Cardiovascular disease 1431 16 (12–22) <0.001
  Gastrointestinal disease 756 18 (14–25) <0.001
  Renal and urogenital disease 85 17 (13–20) 0.88
  Other internal disease† 1142 19 (15–26) <0.001
 Minor disease‡ 172 20 (14–29) <0.001

*Other external causes include heat stroke, hypothermia, hanging, asphyxia, drowning and foreign body in an airway.

†Other internal causes included disturbance of consciousness and shock of unknown origin, haematological disease, immunological disease, endocrine metabolic disease and neuromuscular disease.

‡Minor diseases included eye disease, skin disease, nose and throat disease, obstetrical and gynaecological disease, psychiatric disorders, breast disease and orthopaedic disease (except trauma).