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. 2013 May 22;13:59. doi: 10.1186/1472-6947-13-59

Table 2.

Probability inputs to the model

  All CTAS 1 CTAS 2 CTAS 3 CTAS 4 CTAS 5
Probability of patient with CTAS level
 
0.01
0.16
0.56
0.25
0.02
Probability of patient receiving radiology
 
0.82
0.07
0.48
0.28
0.18
Probability of patient having blood work
 
0.85
0.73
0.51
0.19
0.01
Probability of leaving without being seen
 
 
 
 
 
 
< 30 minutes
0.01
 
 
 
 
 
30-60 minutes
0.02
 
 
 
 
 
60-120 minutes
0.1
 
 
 
 
 
120-180 minutes
0.2
 
 
 
 
 
180-300 minutes
0.3
 
 
 
 
 
> 300 minutes 0.4          

Inputs estimated from administrative data.