Calculated Mean Content Values
  
    
      | Units | Average | Min | Max | Standard Deviation | 
  
  
    
      | mg/100 ml | 0.54 | 0.39 | 0.78 | 0.21 | 
    
      | mol/100 ml | 4.28e-06 | 3.09e-06 | 6.19e-06 | 1.67e-06 | 
    
  
  Values calculated by aggregating data from 3 
  different samples
   from 
  1 unique 
  publication.
  
Aglycone Mean Content Values
  
    
      | Aglycone | Units | Average | Min | Max | Standard Deviation | 
  
  
      
        | Pyrogallol | mg/100 ml | 0.54 | 0.39 | 0.78 | 0.21 | 
      
        | mol/100 ml | 4.28e-06 | 3.09e-06 | 6.19e-06 | 1.67e-06 | 
 
  
Original Content Values Used to Produce Means
  
    Lang R., Mueller C., Hofmann T. (2006) Development of a stable isotope dilution analysis with liquid chromatography - tandem mass spectrometry detection for the quantitative analysis of di- and trihydroxybenzenes in foods and model systems. Journal of Agricultural and Food Chemistry 54:5755-5762 PubMed (16881674)  
    
      
        
        
        
        
      
       
      
        
          | Original Content Value | Original Food Description | Commercial Origin | # of Samples Analyzed | 
      
      
        
          | 0.78 mg/100 ml | Coffee A | yes | 1 | 
        
          | 0.39 mg/100 ml | Coffee B | yes | 1 | 
        
          | 0.45 mg/100 ml | Coffee C | yes | 1 |