| Characteristics |
|
|
| Average age |
36 ± 8.4 years |
|
| Sex |
Men |
Women |
| 136 (56%) |
107 (44%) |
|
| Socioeconomic level |
||
| Low |
182 (75.0%) |
|
| Medium |
55 (22.6%) |
|
| High |
6 (02.4%) |
|