| 测量指标 | 题项 | CITC | 删除项后的α值 | α值 |
| X1 | X11 | 0.765 | 0.788 | 0.855 |
| X12 | 0.679 | 0.826 | ||
| X13 | 0.656 | 0.837 | ||
| X14 | 0.708 | 0.811 | ||
| X2 | X21 | 0.843 | 0.892 | 0.922 |
| X22 | 0.855 | 0.887 | ||
| X23 | 0.800 | 0.906 | ||
| X24 | 0.784 | 0.911 | ||
| X3 | X31 | 0.740 | 0.870 | 0.892 |
| X32 | 0.823 | 0.836 | ||
| X33 | 0.773 | 0.856 | ||
| X34 | 0.718 | 0.878 | ||
| X35 | 0.697 | 0.783 | ||
| X4 | X41 | 0.787 | 0.804 | 0.876 |
| X42 | 0.793 | 0.795 | ||
| X43 | 0.707 | 0.873 | ||
| X44 | 0.829 | 0.838 | ||
| X45 | 0.824 | 0.812 | ||
| X5 | X51 | 0.789 | 0.856 | 0.895 |
| X52 | 0.789 | 0.855 | ||
| X53 | 0.804 | 0.842 | ||
| X54 | 0.887 | 0.831 | ||
| X55 | 0.868 | 0.921 | ||
| Z1 | Z11 | 0.813 | 0.947 | 0.950 |
| Z12 | 0.881 | 0.935 | ||
| Z13 | 0.874 | 0.936 | ||
| Z14 | 0.887 | 0.934 | ||
| Z15 | 0.871 | 0.938 | ||
| Z2 | Z21 | 0.844 | 0.933 | 0.938 |
| Z22 | 0.873 | 0.934 | ||
| Z23 | 0.849 | 0.933 | ||
| Z24 | 0.849 | 0.934 | ||
| Z25 | 0.653 | 0.781 | ||
| Y | Y1 | 0.926 | 0.926 | 0.943 |
| Y2 | 0.916 | 0.916 | ||
| Y3 | 0.912 | 0.912 | ||
| 标准 | / | >0.5 | >0.7 | >0.7 |