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. 2014 May 29;14:380. doi: 10.1186/1471-2407-14-380

Table 4.

Staging accuracy according to logistic regression models evaluating the variables of treatment, site, and age

 
 Model 1
 Model 2
 Model 3
 Model 4
 Model 5
 Model 6
Variables
 Treatment
  
 Treatment
 Treatment
 Treatment
 Treatment
In
  
 Site
 Site
 Site
 Site
 Site
Models
  
  
  
  
 Age
 Age
 
  
  
  
 Treatment*site
 Treatment*site
 Treatment*site
            Treatment*site*age
Outcome (subgroups)
 C-statistic
Stage I versus II-IV
  
  
  
  
  
  
  Male
 0.76
 0.62
 0.79
 0.81
 0.82
 0.84
  Female
 0.83
 0.77
 0.91
 0.94
 0.96
 0.97
Stage I-II versus III-IV
  
  
  
  
  
  
  Male
 0.76
 0.60
 0.78
 0.79
 0.80
 0.82
  Female
 0.85
 0.82
 0.96
 0.97
 0.99
 0.99
Stage I-III versus IV
  
  
  
  
  
  
  Male
 0.76
 0.64
 0.79
 0.80
 0.81
 0.82
  Female 0.85 0.78 0.93 0.94 0.96 0.96