| 
        Severe Preeclamptic  | 
        Healthy Parturients  | 
        P  | 
       
      
        Baseline SBP (mmHg)  | 
        158.2 ± 19.9  | 
        141.1 ± 18.9  | 
        0.009 #  | 
       
      
        Lowest SBP (mmHg)  | 
        114.1 ± 18.4  | 
        107.6 ± 16.7  | 
        0.25 #  | 
       
      
        SBP decrease (%)  | 
        -27. 6 ± 10.3  | 
        -24.2 ± 12.4  | 
        0.21 #  | 
       
      
        Baseline DBP (mmHg)  | 
        92.2 ± 11.9  | 
        85.5 ± 12.4  | 
        0.09 #  | 
       
      
        Lowest DBP (mmHg)  | 
        61.2 ± 11.4  | 
        54.2 ± 10.1  | 
        0.047 #  | 
       
      
        Mean total ephedrine dose (mg)  | 
        11.0 ± 9.5  | 
        12.2 ± 11.4  | 
        0.83 #  | 
       
      
        Hypotension, n (%)  | 
        16 (84%)  | 
        14 (70%)  | 
        0.45 *  | 
       
     
      Data are mean ± SD, * n (%). Unpaired Student’s t-test; Mann-Whitney U-test;
    Chi-square test, Fisher’s exact test. SBP = systolic blood pressure; DBP = diastolic
    blood pressure. |