Table 2.
Longitudinal multilevel regression models of changes in AARC losses.
| Model Estimates | AARC Losses (General) | AARC Losses Health and Functioning | AARC Losses Cognitive Functioning | AARC Losses Interpersonal Relations | AARC Losses Social-Cognitive/Social-Emotional Functioning | AARC Losses Lifestyle and Engagement |
|---|---|---|---|---|---|---|
| Fixed Regression Coefficients | ||||||
| Intercept [SE] | 2.135*** [0.042] | 2.624*** [0.062] | 2.218*** [0.063] | 1.500*** [0.045] | 1.986*** [0.054] | 2.280*** [0.055] |
| Age [SE] | 0.010** [0.002] | 0.008* [0.003] | 0.013*** [0.003] | 0.007** [0.002] | 0.004 [0.003] | 0.016*** [0.002] |
| Age2 [SE] | 0.000*** [0.000] | |||||
| Gender [SE] | 0.082 [0.053] | 0.030 [0.077] | 0.0.090 [0.079] | −0.051 [0.052] | 0.190** [0.067] | 0.154* [0.069] |
| Education [SE] | −0.003 [0.013] | 0.031 [0.019] | −0.002 [0.020] | −0.023 [0.013] | −0.016 [0.017] | −0.005 [0.017] |
| Self-Rated Health [SE] | 0.347*** [0.031] | 0.592*** [0.046] | 0.239*** [0.047] | 0.248*** [0.031] | 0.277*** [0.040] | 0.367*** [0.041] |
| Linear slope 2012–2020 [SE] | −0.001 [0.001] | 0.000 [0.001] | −0.001 [0.001] | −0.002* [0.001] | −0.001 [0.001] | −0.003** [0.001] |
| Age × Slope [SE] | −0.000 [0.000] | −0.000 [0.000] | −0.000* [0.000] | −0.000 [0.000] | −0.000 [0.000] | −0.000 [0.000] |
| Gender × Slope [SE] | −0.000 [0.001] | 0.000 [0.002] | −0.002 [0.001] | 0.002 [0.001] | −0.001 [0.001] | −0.000 [0.001] |
| Education × Slope [SE] | −0.000 [0.000] | −0.001 [0.000] | 0.000 [0.000] | 0.000 [0.000] | −0.000 [0.000] | −0.000 [0.000] |
| Health × Slope [SE] | −0.001 [0.001] | −0.003* [0.001] | – 0.000 [0.000] | −0.000 [0.001] | −0.000 [0.001] | 0.000 [0.001] |
| Random Variances | ||||||
| Variance Intercept [SE] | 0.166*** [0.019] | 0.298*** [0.042] | 0.432*** [0.041] | 0.153*** [0.019] | 0.243*** [0.032] | 0.272 *** [0.032] |
| Variance Linear Slope [SE] | 0.000 [0.000] | 0.000 [0.000] | 0.000* [0.000] | 0.000* [0.000] | 0.000 [0.000] | 0.000 [0.000] |
| Cov. Intercept-Slope [SE] | 0.000 [0.000] | 0.000 [0.001] | −0.001* [0.001] | −0.000 [0.000] | −0.000 [0.001] | −0.000 [0.001] |
| Residual Variance [SE] | 0.094*** [0.008] | 0.265*** [0.021] | 0.150*** [0.012] | 0.103*** [0.008] | 0.188*** [0.015] | 0.178*** [0.014] |
| BIC | 1,333.0 | 2,291.9 | 1.955.5 | 1,381,0.4 | 1,959.5 | 1,906.6 |
| R 2 | 0.105 | 0.104 | 0.144 | 0.127 | 0.099 | 0.093 |
Time unit is months (since 2012). R2 was computed according to Xu (83). AARC = Awareness of age-related change.
*p <0.05; **p <0.01; ***p <0.001.