Area under the    ROC curve (AUC)   | 
        0.755  
          [95% CI 0.606-0.869]*  | 
        0.55  
          [95% CI 0.397-0.697]*  | 
        0.546  
          [95% CI 0.393-0.694]*  | 
      
      
        Sensitivity   | 
        77.27%  
          [95% CI 54.6-92.1]*  | 
        59.09%  
          [95% CI 36.4-79.3]*  | 
        31.82%  
          [95% CI 13.9-54.9]*  | 
      
      
        Specificity   | 
        75.00%  
          [95% CI 53.3-90.2]*  | 
        62.5%  
          [95% CI 40.6-81.2]*  | 
        83.33%  
          [95% CI 62.6-95.2]*  |