|   
  |       反流性食管炎 A级(n = 31)  |       反流性食管炎 B级(n = 47)  |       反流性食管炎 C级(n = 12)  |       反流性食管炎 D级(n = 6)  |       F.  |       p值  |    
|   性别  |       1.61 ± 0.50  |       1.74 ± 0.44  |       1.67 ± 0.49  |       2.00 ± 0.00  |       1.416  |       0.243  |    
|   年龄  |       55.29 ± 14.67  |       62.34 ± 14.16  |       60.33 ± 10.17  |       62.50 ± 16.56  |       1.653  |       0.183  |    
|   身高(cm)  |       167.39 ± 8.81  |       167.96 ± 7.83  |       169.33 ± 6.91  |       170.67 ± 3.33  |       0.399  |       0.754  |    
|   体重(kg)  |       70.26 ± 14.53  |       72.79 ± 9.62  |       73.00 ± 10.42  |       75.33 ± 8.48  |       0.504  |       0.680  |    
|   BMI  |       24.89 ± 3.12  |       25.75 ± 2.43  |       25.54 ± 3.92  |       25.88 ± 3.00  |       0.595  |       0.620  |    
|   吸烟  |       1.35 ± 0.49  |       1.66 ± 0.48  |       1.75 ± 0.45  |       1.50 ± 0.55  |       3.189  |       0.027  |    
|   饮酒  |       1.35 ± 0.49  |       1.40 ± 0.50  |       1.42 ± 0.51  |       1.50 ± 0.55  |       0.169  |       0.917  |    
|   高血压  |       1.26 ± 0.44  |       1.40 ± 0.50  |       1.58 ± 0.51  |       1.50 ± 0.55  |       1.512  |       0.217  |    
|   高血糖  |       1.23 ± 0.43  |       1.32 ± 0.47  |       1.25 ± 0.45  |       1.33 ± 0.52  |       0.304  |       0.822  |    
|   精神因素  |       1.68 ± 0.48  |       1.81 ± 0.40  |       1.92 ± 0.29  |       1.83 ± 0.41  |       1.175  |       0.324  |    
|   HP感染  |       0.23 ± 0.67  |       0.13 ± 0.49  |       0.33 ± 0.78  |       0.00 ± 0.00  |       0.656  |       0.581  |    
|   饮食情况  |       7.26 ± 2.79  |       7.87 ± 2.71  |       8.08 ± 2.43  |       6.67 ± 3.08  |       0.677  |       0.569  |    
|   工作性质  |       1.74 ± 0.44  |       1.70 ± 0.46  |       1.92 ± 0.29  |       1.67 ± 0.52  |       0.807  |       0.493  |    
|   反酸、烧心  |       1.97 ± 0.18  |       1.94 ± 0.25  |       2.00 ± 0.00  |       2.00 ± 0.00  |       0.464  |       0.708  |