| AGE | −0.021 | −0.033 | −0.078 | 0.119 | −0.010 | −0.077 | −0.178 | 0.050 | 0.009 |
| EDUCATION | −0.208 | −0.166 | −0.238 | −0.231 | −0.280 | −0.300 | −0.320 | −0.206 | −0.247 |
| MARITAL STATUS* | 0.141 | −0.078 | −0.072 | −0.029 | −0.075 | 0.063 | −0.105 | −0.032 | −0.100 |
| EMPLOYMENT STATUS** | 0.236 | 0.266 | 0.179 | 0.202 | 0.254 | 0.245 | 0.218 | 0.003 | 0.002 |
| CMV or TOXO Infection*** | −0.086 | −0.046 | 0.050 | −0.005 | −0.236 | 0.039 | −0.051 | 0.069 | 0.006 |