Table 1.
Demographic description of the study population.
| Variable | Category | N (%) | Total |
|---|---|---|---|
| Gender | Male | 251 (48.4) | 519 |
| Female | 268 (51.6) | ||
| Age | 18–34 | 328 (65.8) | 499 |
| >34 | 171 (34.3) | ||
| Educational level | Below high school | 62 (12.4) | 502 |
| High school or diploma | 184 (36.7) | ||
| Bachelor or above | 256 (51.0) | ||
| Monthly income | SR up to 5000 | 97 (21.3) | 456 |
| SR5000-SR15000 | 219 (48.0) | ||
| SR15000-SR20000 | 82 (18.0) | ||
| >SR20000 | 58 (12.7) | ||
| Occupation | White collar job | 71 (15.4) | 460 |
| Blue collar job | 160 (34.8) | ||
| Student | 73 (15.9) | ||
| House wife | 35 (7.6) | ||
| Retired/unemployed | 121 (26.3) | ||
| Smoking | Yes | 79 (15.5) | 511 |
| No | 432 (84.5) | ||
| Systemic disease | Yes | 78 (15.0) | 519 |
| No | 441 (85.0) |