Table 1. Demographic Characteristics of Students in the Intervention and the Control Group.
| Characteristics | The intervention group, No. = 255 | The control group, No. = 255 | P value |
|---|---|---|---|
| Field of education, % | 0.168 | ||
| Mathematics | 27.1 | 29 | |
| Experimental sciences | 40.4 | 32.5 | |
| Human sciences | 32.5 | 38.4 | |
| Family size, % | 0.148 | ||
| 3 | 7.8 | 6.3 | |
| 4 | 40 | 36.9 | |
| 5 | 36.1 | 35.3 | |
| 6 and higher | 16.1 | 21.6 | |
| Birth order, % | 0.119 | ||
| First | 51.4 | 42.7 | |
| Second | 22 | 27.8 | |
| Third | 16.1 | 14.5 | |
| Forth and higher | 10.6 | 14.9 | |
| Father's occupation, % | 0.840 | ||
| Employee | 33.7 | 29.8 | |
| Worker | 20 | 20 | |
| Self employed | 37.3 | 42 | |
| Non employed | 4.3 | 3.9 | |
| Divorced or widowed | 4.7 | 4.3 | |
| Mother's occupation, % | 0.537 | ||
| Housewife | 88.9 | 87.1 | |
| Employed | 9.4 | 11.1 | |
| Father's Education, % | |||
| Illiterate | 4.3 | 8.6 | |
| Less than High school | 41.2 | 40.4 | |
| High school Diploma | 40 | 35.3 | |
| Higher education | 9.8 | 11.4 | |
| Divorced or widowed | 4.7 | 4.3 | 0.311 |
| Mother's education, % | 0.461 | ||
| Illiterate | 5.5 | 8.6 | |
| (Less than) High school | 54.5 | 52.2 | |
| High school Diploma | 32.2 | 30.6 | |
| Higher education | 6.7 | 8.6 | |
| Housing, % | 0.637 | ||
| Rented | 33.7 | 31.8 | |
| Owned | 66.3 | 68.2 | |
| Having a specific room, % | 0.329 | ||
| Yes | 50.6 | 54.9 | |
| No | 49.4 | 45.1 | |
| Family status, % | 0.697 | ||
| Two-parent family | 94.9 | 94.1 | |
| Single-parent family | 5.1 | 5.9 |