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Table 2 Patient characteristics in groups stratified by hospital outcome

From: Risk assessment in the first fifteen minutes: a prospective cohort study of a simple physiological scoring system in the emergency department

  All patients Hospital survivors Hospital non-survivors P-value
Number of patients 4,388 4,072 316  
Age 61.0 (44.3 to 74.1) 60.3 (43.0 to 73.5) 69.6 (57.3 to 79.7) <0.0001
VSSmax (points; median/IQR) 0 (0 to 1) 0 (0 to 0) 1 (0 to 2) <0.0001
VSSinitial (points; median/IQR) 0 (0 to 0) 0 (0 to 0) 1 (0 to 2) <0.0001
Primary cause of emergency department admission (% of patients)     0.078
Respiratory 333(7.0) 295 (7.2) 38 (5.7)  
Cardiovascular 633 (13.4) 558 (13.7) 75 23.7)  
Neurological 895 (18.9) 832 (20.4) 63 (19.9)  
Trauma 815 (17.2) 776 (19.1) 39 (12.3)  
Gastrointestinal 607(12.8) 570 (14.0) 37 (11.7)  
Other 1,105 (23.3) 1,041 (25.6) 64 (20.3)  
delay first physician (hours; median/IQR) 0.17 (0.0 to 0.5) 0.17 (0 to 0.51) 0.08 (0 to 0.41) <0.0001
length of emergency department stay (hours; median/IQR) 4.6 (2.8 to 7.3) 4.6 (2.9 to 7.4) 4.1 (1.6 to 6.6) <0.0001
length of hospital stay (days; median/IQR) 6.3 (3.0 to 11.8) 6.5 (3.1 to 11.8) 3.4 (0.7 to 11.4) <0.0001
  1. IQR, interquartile range; VSS, Vital Sign Score.