Table 2.
The relative risk factors of cognitive impairment among Chinese elders (N = 12,700).
| Variables | Cognitive function | |||
|---|---|---|---|---|
| Model 3 | Model 4 | |||
| β | P-value | β | P-value | |
| CONTROL | ||||
| Economic status | 0.08 | <0.001 | 0.1 | <0.001 |
| Marital status | −0.02 | 0.40 | −0.01 | 0.45 |
| Serious illness | −0.02 | 0.17 | −0.02 | 0.18 |
| Age in survey 2005 | −0.30 | <0.001 | −0.32 | <0.001 |
| Gender | −0.14 | <0.001 | −0.13 | <0.001 |
| Well-being | 0.02 | 0.22 | −0.02 | 0.61 |
| Residence place | −0.05 | <0.01 | −0.25 | <0.001 |
| MAIN TERMS | ||||
| Disability in ADLs | −0.06 | <0.001 | −0.14 | 0.09 |
| TWO-WAY INTERACTIONS | ||||
| Disability in ADLs*Residence place | −0.24 | 0.001 | ||
| Disability in ADLs*well-being | 0.09 | 0.26 | ||
| Disability in ADLs*age | 0.02 | 64 | ||
R2
|
0.15 | 0.02 | ||
For cognitive function: high score means better cognitive function; disability in ADLs: 0 = No, 1 = Yes; economic status: 0 = didn't receive pension, 1 = receive; marital status: 0 = current married, 1 = widows; serious illness: 0 = No, 1 = Yes; Gender: 0 = men, 1 = women; well-being: high score means higher well-being; residence place: 0 = city, 1 = rural area or town.