Table 1 The sociodemographic data of the study population
n | % | |
|---|---|---|
Age years (mean ± SD) | 38.1 ± 11.6 | |
Gender | ||
Male | 1494 | 49.8 |
Female | 1506 | 50.2 |
Educational level | ||
Illiterate | 343 | 11.4 |
Primary | 411 | 13.7 |
Secondary | 950 | 31.7 |
University | 1038 | 34.6 |
Postgraduate | 258 | 8.6 |
Profession | ||
Manual | 357 | 11.9 |
Technical | 599 | 20.0 |
Official | 417 | 13.9 |
Professional | 441 | 14.7 |
Not working | 1186 | 39.5 |
Residence | ||
Urban | 1559 | 52.0 |
Rural | 890 | 29.7 |
Suburban | 551 | 18.4 |
Marital status | ||
Single | 423 | 14.1 |
Married | 1987 | 66.2 |
Divorced | 302 | 10.1 |
Widowed | 288 | 9.6 |
Family history of rheumatic diseases | ||
Yes | 1230 | 41.0 |
No | 1149 | 38.3 |
I don’t know | 621 | 20.7 |