Table 3. Comparison of knowledge level with sociodemographic characteristics.
* p value <0.05 is considered statistically significant
| N | Mean | Standard deviation | P value* | ||
| Gender | Male | 191 | 1.8848 | 2.08688 | 0.106 |
| Female | 228 | 2.2105 | 2.01524 | ||
| Marital status | Single | 143 | 2.5245 | 2.24183 | 0.003 |
| Married | 265 | 1.8642 | 1.91001 | ||
| Divorced | 8 | 0.6250 | 1.40789 | ||
| Widow | 3 | 1.3333 | 2.30940 | ||
| Educational level | No formal education | 2 | 0.5000 | .70711 | 0.654 |
| Primary | 2 | 2.5000 | 3.53553 | ||
| Middle | 16 | 2.3750 | 2.41868 | ||
| Secondary | 69 | 1.8986 | 1.94894 | ||
| Graduate | 310 | 2.1194 | 2.06887 | ||
| Postgraduate | 20 | 1.6000 | 1.84676 | ||
| Salary (SAR) | < 5000 | 194 | 2.3763 | 2.13475 | 0.022 |
| 5000 to 10000 | 104 | 1.9135 | 1.89589 | ||
| 11000- 20000 | 109 | 1.7248 | 1.99941 | ||
| >20000 | 12 | 1.3333 | 1.87487 | ||
| Diagnosed with RA | Yes | 35 | 2.4000 | 2.26482 | 0.309 |
| No | 384 | 2.0313 | 2.03213 |