Table 4.

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.