Table 1. Participants' demographic characteristics.
| Variable | Frequency | Percentage |
| Age group | ||
| 10-15 years | 241 | 8.4% |
| 16-20 years | 1076 | 37.7% |
| 21-24 years | 1539 | 53.9% |
| Gender | ||
| Females | 2200 | 77.0% |
| Nationality | ||
| Saudi | 2618 | 91.7% |
| Marital status | ||
| Single | 2273 | 79.6% |
| Married | 524 | 18.3% |
| Divorced | 46 | 1.6% |
| Widowed | 13 | 0.5% |
| Education | ||
| Primary school or lower | 66 | 2.3% |
| Middle school | 160 | 5.6% |
| High school | 1021 | 35.7% |
| Diploma | 201 | 7.0% |
| University degree | 1349 | 47.2% |
| Higher education | 59 | 2.1% |
| Employment | ||
| Student | 1935 | 67.8% |
| Employed | 470 | 16.5% |
| Unemployed | 451 | 15.8% |
| Region of residency | ||
| Central region | 540 | 18.9% |
| Northern region | 465 | 16.3% |
| Southern region | 622 | 21.8% |
| Western region | 894 | 31.3% |
| Eastern region | 335 | 11.7% |