|    | 
        isolated    A1C 5.7-6.4%  | 
        isolated    IFG  | 
        overlapping  | 
        NFG  | 
        p*  | 
       
      
        | A1C    (%)  | 
        5.82    (0.13)  | 
        5.41    (0.17)  | 
        5.92    (0.21)  | 
        5.28    (0.21)  | 
        <0.0001  | 
       
      
        | FG    (mmol/L)  | 
        5.17    (0.24)  | 
        5.81    (0.28)  | 
        5.99    (0.34)  | 
        4.99    (0.31)  | 
        <0.0001  | 
       
      
        | n    (%)  | 
        138    (6.1)  | 
        271    (11.9)  | 
        217    (9.5)  | 
        1,648    (72.5)  | 
        <0.0001  | 
       
      
        | age    (years)  | 
        54.8    (9.8)  | 
        53.9    (8.5)  | 
        56.0    (8.4)  | 
        50.3    (9.6)  | 
        0.832  | 
       
      
        | BMI    (kg/m2.)  | 
        24.1    (3.8)  | 
        23.9    (2.9)  | 
        24.6    (2.8)  | 
        22.8    (2.6)  | 
        0.884  | 
       
      
        | waist    circumference (cm)  | 
        86.8    (9.4)  | 
        86.7    (7.9)  | 
        88.1    (7.6)  | 
        83.0    (7.5)  | 
        0.998  | 
       
      
        | systolic    BP (mmHg)  | 
        124    (16.9)  | 
        128    (18.4)  | 
        127    (18.0)  | 
        120    (16.8)  | 
        0.047  | 
       
      
        | diastolic    BP (mmHg)  | 
        78.6    (9.6)  | 
        80.8    (10.9)  | 
        80.3    (10.7)  | 
        76.5    (10.5)  | 
        0.183  | 
       
      
        | triglycerides    (mmol/L)  | 
        1.32    (0.93-1.92)  | 
        1.25    (0.90-1.76)  | 
        1.45    (1.06-2.01)  | 
        1.11     
          (0.79-1.56)  | 
        0.841#  | 
       
      
        | HDL    cholesterol (mmol/L)  | 
        1.37    (0.33)  | 
        1.50    (0.36)  | 
        1.39    (0.34)  | 
        1.51    (0.37)  | 
        0.004  | 
       
      
        | LDL    cholesterol (mmol/L)  | 
        3.31    (0.78)  | 
        3.18    (0.79)  | 
        3.28    (0.78)  | 
        3.10    (0.75)  | 
        0.349  | 
       
      
        | total    bilirubin (mmol/L)  | 
        12.2    (4.4)  | 
        14.9    (6.1)  | 
        14.0    (5.4)  | 
        14.9    (6.4)  | 
        0.0001  | 
       
      
        | high-sensitivity    CRP (mg/L)  | 
        0.49    (0.27-0.81)  | 
        0.35    (0.19-0.63)  | 
        0.46    (0.24-0.80)  | 
        0.28     
          (0.15-0.57)  | 
        0.136#  | 
       
     
      Data are presented as means (SD) or medians (interquartile range); FG, fasting glucose; IFG, impaired FG; NFG, normal FG; BP, blood pressure; CRP, C-reactive protein;
    p*, isolated A1C 5.7-6.4 vs. isolated IFG; # compared after log transformation |