Table 1 Sociodemographic characteristics of study participants (N = 2316) and of the national population
Characteristic | Sample n (%) | National populationa % | Chi-squared p |
|---|---|---|---|
Gender | |||
 male | 1442 (62.3) | 60.6 | 30.23 |
 female | 874 (37.7) | 39.4 | < 0.0001 |
Age (years) | |||
 18–25 | 769 (33.2) | 16.6 |  |
 26–35 | 818 (35.3) | 29.1 | 233.8 |
 36–45 | 448 (19.3) | 29.3 | < 0.0001 |
 46–55 | 199 (8.6) | 17.0 |  |
 56–65 | 82 (3.5) | 7.9 |  |
Education | |||
 none | 205 (8.9) | 11.7 | 724.8 |
 school | 1212 (52.3) | 70.8 | < 0.0001 |
 university | 897 (38.8) | 17.5 |  |
Marital status | |||
 never married | 867 (37.5) | 33.3 | 30.89 |
 married | 1381 (59.7) | 62.0 | < 0.0001 |
 widowed/divorced | 66 (2.8) | 4.7 |  |
Occupation | |||
 employed or self-employed (n=) | 1199 (51.9) | 53.6 |  |
 housewife | 567 (24.5) | 22.6 | 68.56 |
 student | 348 (15.1) | 18.6 | < 0.0001 |
 other (including retired) | 196 (8.5) | 5.2 |  |
Nationality | |||
 Saudi | 1730 (74.7) | 66.0 | 78.1 |
 non-Saudi | 586 (25.3) | 34.0 | < 0.0001 |