|   Variable  |       Benign Ovarian Tumor (n = 30)  |       Ovarian Cancer (n = 60)  |       T  |       p  |    
|   Number  |       30  |       60  |       
  |       
  |    
|   Age, years (range)  |       45.10 ± 15.05 (20 - 71)  |       52.18 ± 9.79 (25 - 75)  |       2.342  |       0.024*  |    
|   HB, g/L  |       122.68 ± 15.13  |       114.12 ± 15.68  |       2.470  |       0.015*  |    
|   RBC,×1012/L  |       4.26 ± 0.61  |       3.93 ± 0.47  |       2.779  |       0.007**  |    
|   MCV, f L  |       88.35 ± 7.41  |       88.49 ± 4.93  |       0.100  |       0.921  |    
|   MCH, Pg  |       29.03 ± 2.80  |       29.06 ± 1.97  |       0.052  |       0.958  |    
|   MCHC, g/L  |       328.47 ± 10.70  |       328.40 ± 11.33  |       0.027  |       0.979  |    
|   ALT, U/L  |       10.30 ± 7.86  |       14.50 ± 9.19  |       2.140  |       0.035*  |    
|   AST, U/L  |       18.13 ± 4.17  |       23.8 ± 10.04  |       2.961  |       0.004**  |    
|   BUN, mmol/L  |       5.01 ± 1.78  |       4.41 ± 1.29  |       1.806  |       0.074  |    
|   ALB, g/L  |       44.83 ± 9.70  |       41.80 ± 4.38  |       2.046  |       0.044*  |    
|   CA125, U/mL  |       17.91 ± 14.97  |       255.64 ± 246.45  |       5.264  |       0.000**  |    
|   Serum ferritin, ng/mL  |       78.18 ± 43.06  |       172.56 ± 99.39  |       6.272  |       0.000**  |    
|   Serum iron, μmol/L  |       14.92 ± 6.36  |       11.11 ± 5.68  |       2.883  |       0.005**  |