| Variable | p-value | Odds ratio | IC |
| Sex | 0.783 | 0.881 | 0.356 - 2.179 |
| Age | 0.744 | 0.874 | 0.388 - 1.965 |
| Education | 0.202 | 0.395 | 0.090 - 1.729 |
| Marital Status | 0.962 | 1.038 | 0.231 - 4.669 |
| Family Income | 0.881 | 0.774 | 0.094 - 6.371 |
| Time of institutionalization | 0.105 | 0.444 | 0.163 - 1.212 |