自变量 | 第一步 | 第二步 | 第三步 | 第四步 | ||||||||
β | TOL | VIF | β | TOL | VIF | β | TOL | VIF | β | TOL | VIF | |
性别 | 0.007 | 0.914 | 1.094 | 0.018 | 0.903 | 1.108 | 0.031 | 0.878 | 1.139 | 0.039 | 0.850 | 1.177 |
居住地 | −0.050* | 0.871 | 1.148 | −0.045* | 0.869 | 1.150 | −0.044* | 0.869 | 1.151 | −0.044* | 0.869 | 1.151 |
确诊病例距离 | 0.035 | 0.994 | 1.006 | 0.032 | 0.993 | 1.007 | 0.031 | 0.993 | 1.007 | 0.032 | 0.993 | 1.007 |
年级 | −0.035 | 0.977 | 1.024 | −0.031 | 0.975 | 1.026 | −0.030 | 0.975 | 1.026 | −0.029 | 0.974 | 1.026 |
是否独生 | −0.001 | 0.889 | 1.124 | 0.004 | 0.887 | 1.128 | 0.003 | 0.887 | 1.128 | 0.003 | 0.886 | 1.128 |
专业 | −0.044* | 0.904 | 1.106 | −0.034 | 0.895 | 1.118 | −0.023 | 0.875 | 1.143 | −0.019 | 0.870 | 1.150 |
体育锻炼频次 |
|
|
| 0.095* | 0.960 | 1.041 | 0.063* | 0.805 | 1.242 | 0.056* | 0.787 | 1.270 |
体育锻炼时长 |
|
|
|
|
|
| 0.081* | 0.763 | 1.311 | 0.061* | 0.643 | 1.554 |
体育锻炼强度 |
|
|
|
|
|
|
|
|
| 0.049* | 0.678 | 1.474 |
Adjust R2 | 0.004 |
|
| 0.012 |
|
| 0.017 |
|
| 0.018 |
|
|
ΔR2 | 0.006 |
|
| 0.009 |
|
| 0.005 |
|
| 0.002 |
|
|
F(9, 2443) | 2.520 |
|
| 5.239 |
|
| 6.170 |
|
| 5.949 |
|
|