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Table 3 Comparison of visit characteristics and outcomes of patients visiting the emergency department shock room

From: Retrospective study of the incidence of unstable and shock patients presenting to the emergency room

  Period P value
  I II
Nov 1999-Jul 2000 (N = 277) Nov 2007-Jul 2008 (N = 140)
  N % N %
Treatment duration (hours)      
Mean ± Std 1.34 ± 1.29 1.66 ± 1.56 0.025
Range 0-7.7 0-9.8
  277   140  
Major diagnosis      
Cardiac 96 37.9% 27 22.3% 0.002
Respiratory 48 19.0% 20 16.5% 0.566
Infectious disease 52 20.6% 30 24.8% 0.353
Central nervous system 24 9.5% 9 7.4% 0.513
Toxic metabolic 23 9.1% 23 19.0% 0.006
Dead on arrival 10 4.0% 12 9.9% 0.02
  253 (mis = 27) 121 (mis = 20)  
Shock room release status      
Hospitalized/Discharged home from hospital the day of arrival 260 93.8% 125 89.2% 0.097
Died in emergency room 17 6.1% 15 10.7%
  277   140  
Hospitalization duration (days)      
Transferred to other institutions      
Mean ± Std 24.75 ± 19.14 15.0± 0.680
Range 12-53 15-15
  4   1  
Died during hospitalization      
Mean ± Std 8.5 ± 11.34 6.43 ± 9.22 0.281
Range 1-67 1-55
  82   49  
Discharged      
Mean ± Std 9.68 ± 16.29 12.40 ± 15.38 0.229
Range 1-145 1-109
  168   72