Table 2. Relationship between functional status and participants baseline characteristics .
| Variables | B | SE | Beta | P -Value |
| Gender | ||||
| Female | Referent | |||
| Male | 10.12 | 3.54 | 0.28 | 0.005 |
| Marriage | ||||
| Married | Referent | |||
| Single | -7.85 | 8.40 | -0.09 | 0.353 |
| Widow | -0.75 | 6.10 | -0.01 | 0.903 |
| Divorced | -9.45 | 13.06 | -0.07 | 0.471 |
| Economic | ||||
| High | Referent | |||
| Average | -13.84 | 10.64 | -0.32 | 0.196 |
| Low | -18.47 | 11.23 | -0.40 | 0.103 |
| Job | ||||
| Full-Time | Referent | |||
| Part-Time | -7.81 | 7.55 | -0.12 | 0.304 |
| Retired | -7.59 | 5.45 | -0.19 | 0.167 |
| Unemployed | -14.98 | 7.92 | -0.21 | 0.061 |
| Other | -11.34 | 5.03 | -0.31 | 0.026 |
| Literacy Level | ||||
| Elementary | Referent | |||
| Secondary | -4.34 | 5.66 | -0.09 | 0.445 |
| High School | -6.69 | 4.57 | -0.17 | 0.147 |
| Higher Education | -2.92 | 4.86 | -0.07 | 0.549 |
| Insurance | ||||
| Medical Services | Referent | |||
| Social Security | 0.07 | 3.84 | 0.01 | 0.985 |
| Other | -13.01 | 5.56 | -0.25 | 0.020 |
| Cigarette | ||||
| Yes | Referent | |||
| No | -2.82 | 4.72 | -0.06 | 0.551 |
| Psychiatric | ||||
| Yes | Referent | |||
| No | 2.38 | 4.62 | 0.05 | 0.608 |
| Family | ||||
| Yes | Referent | |||
| No | -2.16 | 3.72 | -0.06 | 0.562 |
| Age | 0.21 | 0.13 | 0.17 | 0.106 |
| BMI | -0.34 | 0.47 | -0.08 | 0.478 |
Dependent Variable: Functions