Associations between life course socioeconomic conditions and cognitive performance
| TMT A | TMT B | Raven's matrices | |
|---|---|---|---|
| Last known occupation | 0.212 (0.141, 0.283) | 0.288 (0.217, 0.360) | −0.243 (−0.315, −0.171) |
| p value | <0.001 | <0.001 | <0.001 |
| N | 668 | 665 | 688 |
| Household income | 0.177 (0.097, 0.258) | 0.250 (0.168, 0.331) | −0.223 (−0.305, −0.140) |
| p value | <0.001 | <0.001 | <0.001 |
| N | 560 | 556 | 579 |
| Social mobility | 0.191 (0.119, 0.264) | 0.263 (0.190, 0.336) | −0.234 (−0.308, −0.161) |
| p value | <0.001 | <0.001 | <0.001 |
| N | 647 | 644 | 667 |
| <65 years | |||
| Last known occupation | 0.242 (0.145, 0.340) | 0.346 (0.252, 0.441) | −0.245 (−0.341, −0.150) |
| p value | <0.001 | <0.001 | <0.001 |
| N | 406 | 406 | 418 |
| Household income | 0.092 (−0.014, 0.199) | 0.201 (0.096, 0.306) | −0.218 (−0.322, −0.115) |
| p value | 0.090 | <0.001 | <0.001 |
| N | 344 | 344 | 355 |
| Social mobility | 0.223 (0.126, 0.324) | 0.340 (0.244, 0.436) | −0.250 (−0.347, −0.154) |
| p value | <0.001 | <0.001 | <0.001 |
| N | 395 | 395 | 407 |
| ≥65 years | |||
| Last known occupation | 0.200 (0.081, 0.319) | 0.217 (0.097, 0.337) | −0.261 (−0.381, −0.142) |
| p value | 0.001 | <0.001 | <0.001 |
| N | 262 | 259 | 270 |
| Household income | 0.294 (0.165, 0.423) | 0.319 (0.189, 0.449) | −0.223 (−0.359, −0.087) |
| p value | <0.001 | <0.001 | 0.001 |
| N | 216 | 212 | 224 |
| Social mobility | 0.172 (0.050, 0.293) | 0.154 (0.031, 0.277) | −0.234 (−0.357, −0.111) |
| p value | 0.006 | 0.014 | <0.001 |
| N | 252 | 249 | 260 |
TMT, trail making test; the results are standardized β coefficients and 95% CI in parentheses for the lowest versus highest socioeconomic group; models adjusted for age, age square, and sex.