Table 2. Multilevel analysis of Overall Cognition Score and related factors.
| Urban | Rural | |||||
|---|---|---|---|---|---|---|
| Model 0 | Model 1 | Model 2 | Model 0 | Model 1 | Model 2 | |
| β(standard deviation) | β(standard deviation) | β(standard deviation) | β(standard deviation) | β(standard deviation) | β(standard deviation) | |
| Fixed Effect | ||||||
| Intercept | 0.18(0.04)*** | 0.25(0.05)*** | -0.02(0.05) | -0.17(0.03)*** | -0.21(0.04)*** | 0.04(0.08) |
| age | -0.32(0.01)*** | -0.32(0.01)*** | -0.31(0.01)*** | -0.31(0.01)*** | ||
| Gender | ||||||
| Female vs. Male | -0.002(0.02) | -0.002(0.02) | -0.03(0.02) | -0.02(0.02) | ||
| Marital status | ||||||
| Never married/Separated/Widowed vs. Married/ Cohabitating | -0.08(0.03)** | -0.09(0.03)** | -0.18(0.03)*** | -0.18(0.03)*** | ||
| Years of education(centered) | 0.20(0.01)*** | 0.20(0.01)*** | 0.27(0.01)*** | 0.27(0.01)*** | ||
| Household size | -0.01(0.01) | -0.01(0.01) | 0.004(0.01) | 0.002(0.01) | ||
| Household income(Per 1000RMB) | 0.002(0.01) | 0.002(0.01) | -0.04(0.03) | -0.04(0.03) | ||
| Median household income (community, Per1000RMB) | 0.10(0.05)* | 0.21(0.07)** | ||||
| Median years of education(community) | 0.26(0.06)*** | 0.15(0.07)* | ||||
| Random Effects | ||||||
| Variance (community level) | 0.1207(0.0232) | 0.1353(0.0255) | 0.0702(0.0139) | 0.0655(0.0132) | 0.077(0.0148) | 0.0616(0.0121) |
| Variance (Residual) | 0.8475(0.0156) | 0.652(0.012) | 0.652(0.012) | 0.9088(0.016) | 0.6955(0.0123) | 0.6952(0.0123) |
| BIC | 15,886.92 | 14,608.68 | 14,587.73 | 17,975.29 | 16,294.50 | 16,314.02 |
| N | 5,956 | 5,950 | 5,950 | 6,496 | 6,495 | 6,495 |
*P<0.05,
**P<0.01,
***P<0.001.