| Independent variable | Factor | Not standardized beta | Standard error coefficient | Pearson’s correlation | R2 | Correlation verification |
| Global | 394 | 0.886 | 0.022 | 0.894 | 0.801 | Accepted |
| Socioeconomic Status A B C+ C C− D+ D E |
4 15 38 66 82 99 75 15 |
1.000 1.010 0.870 0.937 0.833 0.856 0.889 0.976 |
0.433 0.059 0.054 0.050 0.058 0.053 0.052 0.079 |
0.909 0.979 0.937 0.918 0.850 0.855 0.893 0.960 |
0.827 0.958 0.878 0.844 0.722 0.731 0.797 0.921 |
Accepted Accepted Accepted Accepted Rejected Rejected Rejected Rejected |
| Gender Female Male |
237 157 |
0.862 0.943 |
0.027 0.043 |
0.902 0.870 |
0.814 0.757 |
Accepted Rejected |