| . | Disadvantaged*(N = 149) . | Nondisadvantaged* (N = 192) . | Full Sample (N = 350) . |
|---|---|---|---|
| Age | 61.85 (2.73) | 61.92 (2.51) | 61.83 (2.63) |
| Years of education | 13.22 (1.81) | 14.26 (2.11) | 13.78 (2.03) |
| Father SES* | 24.45 (5.16) | 41.66 (8.81) | 34.12 (11.32) |
| Father education | 8.57 (2.89) | 12.29 (2.49) | 10.67 (3.24) |
| Father occupation | 3.42 (0.90) | 5.80 (1.46) | 4.75 (1.72) |
| Mother SES* | 17.26 (11.43) | 21.74 (14.45) | 19.79 (13.40) |
| Mother education | 10.37 (2.45) | 12.04 (1.92) | 11.30 (2.32) |
| Mother occupation | 1.55 (2.09) | 1.91 (2.58) | 1.75 (2.38) |
| Young adult general cognitive ability† | 0.32 (0.77) | 0.43 (0.67) | 0.37 (0.72) |
| Young adult general cognitive ability percentile† | 59.62 (23.53) | 64.09 (21.35) | 61.63 (22.60) |
| Visual memory | -0.18 (0.98) | -0.07 (0.88) | -0.14 (0.95) |
| Verbal memory | -0.33 (1.08) | -0.17 (1.09) | -0.25 (1.09) |
| Default mode network mean diffusivity‡ | 1.00 (0.05) | 1.00 (0.05) | 1.00 (0.05) |
| Race/ethnicity | |||
| % White/non-Hispanic | 83% (124) | 95% (182) | 90% (313) |
| % Others | 17% (25) | 5% (10) | 10% (37) |
| APOE-ε4 status§ | |||
| Positive | 36 (21%) | 48 (27%) | 88 (25%) |
| Negative | 112 (79%) | 144 (73%) | 261 (75%) |
| . | Disadvantaged*(N = 149) . | Nondisadvantaged* (N = 192) . | Full Sample (N = 350) . |
|---|---|---|---|
| Age | 61.85 (2.73) | 61.92 (2.51) | 61.83 (2.63) |
| Years of education | 13.22 (1.81) | 14.26 (2.11) | 13.78 (2.03) |
| Father SES* | 24.45 (5.16) | 41.66 (8.81) | 34.12 (11.32) |
| Father education | 8.57 (2.89) | 12.29 (2.49) | 10.67 (3.24) |
| Father occupation | 3.42 (0.90) | 5.80 (1.46) | 4.75 (1.72) |
| Mother SES* | 17.26 (11.43) | 21.74 (14.45) | 19.79 (13.40) |
| Mother education | 10.37 (2.45) | 12.04 (1.92) | 11.30 (2.32) |
| Mother occupation | 1.55 (2.09) | 1.91 (2.58) | 1.75 (2.38) |
| Young adult general cognitive ability† | 0.32 (0.77) | 0.43 (0.67) | 0.37 (0.72) |
| Young adult general cognitive ability percentile† | 59.62 (23.53) | 64.09 (21.35) | 61.63 (22.60) |
| Visual memory | -0.18 (0.98) | -0.07 (0.88) | -0.14 (0.95) |
| Verbal memory | -0.33 (1.08) | -0.17 (1.09) | -0.25 (1.09) |
| Default mode network mean diffusivity‡ | 1.00 (0.05) | 1.00 (0.05) | 1.00 (0.05) |
| Race/ethnicity | |||
| % White/non-Hispanic | 83% (124) | 95% (182) | 90% (313) |
| % Others | 17% (25) | 5% (10) | 10% (37) |
| APOE-ε4 status§ | |||
| Positive | 36 (21%) | 48 (27%) | 88 (25%) |
| Negative | 112 (79%) | 144 (73%) | 261 (75%) |
Notes: Mean (standard deviation) for all participants at each time point. APOE = apolipoprotein; SES = socioeconomic status.
*9 missing for parental education and occupation (N = 341).
†Disadvantaged: 5 missing (N = 144); nondisadvantaged: 2 missing (N = 190); full sample: 7 missing (N = 343).
‡Disadvantaged: 2 missing (N = 130).
§Disadvantaged: 1 missing (N = 148), full sample: 1 missing (N = 349).
| . | Disadvantaged*(N = 149) . | Nondisadvantaged* (N = 192) . | Full Sample (N = 350) . |
|---|---|---|---|
| Age | 61.85 (2.73) | 61.92 (2.51) | 61.83 (2.63) |
| Years of education | 13.22 (1.81) | 14.26 (2.11) | 13.78 (2.03) |
| Father SES* | 24.45 (5.16) | 41.66 (8.81) | 34.12 (11.32) |
| Father education | 8.57 (2.89) | 12.29 (2.49) | 10.67 (3.24) |
| Father occupation | 3.42 (0.90) | 5.80 (1.46) | 4.75 (1.72) |
| Mother SES* | 17.26 (11.43) | 21.74 (14.45) | 19.79 (13.40) |
| Mother education | 10.37 (2.45) | 12.04 (1.92) | 11.30 (2.32) |
| Mother occupation | 1.55 (2.09) | 1.91 (2.58) | 1.75 (2.38) |
| Young adult general cognitive ability† | 0.32 (0.77) | 0.43 (0.67) | 0.37 (0.72) |
| Young adult general cognitive ability percentile† | 59.62 (23.53) | 64.09 (21.35) | 61.63 (22.60) |
| Visual memory | -0.18 (0.98) | -0.07 (0.88) | -0.14 (0.95) |
| Verbal memory | -0.33 (1.08) | -0.17 (1.09) | -0.25 (1.09) |
| Default mode network mean diffusivity‡ | 1.00 (0.05) | 1.00 (0.05) | 1.00 (0.05) |
| Race/ethnicity | |||
| % White/non-Hispanic | 83% (124) | 95% (182) | 90% (313) |
| % Others | 17% (25) | 5% (10) | 10% (37) |
| APOE-ε4 status§ | |||
| Positive | 36 (21%) | 48 (27%) | 88 (25%) |
| Negative | 112 (79%) | 144 (73%) | 261 (75%) |
| . | Disadvantaged*(N = 149) . | Nondisadvantaged* (N = 192) . | Full Sample (N = 350) . |
|---|---|---|---|
| Age | 61.85 (2.73) | 61.92 (2.51) | 61.83 (2.63) |
| Years of education | 13.22 (1.81) | 14.26 (2.11) | 13.78 (2.03) |
| Father SES* | 24.45 (5.16) | 41.66 (8.81) | 34.12 (11.32) |
| Father education | 8.57 (2.89) | 12.29 (2.49) | 10.67 (3.24) |
| Father occupation | 3.42 (0.90) | 5.80 (1.46) | 4.75 (1.72) |
| Mother SES* | 17.26 (11.43) | 21.74 (14.45) | 19.79 (13.40) |
| Mother education | 10.37 (2.45) | 12.04 (1.92) | 11.30 (2.32) |
| Mother occupation | 1.55 (2.09) | 1.91 (2.58) | 1.75 (2.38) |
| Young adult general cognitive ability† | 0.32 (0.77) | 0.43 (0.67) | 0.37 (0.72) |
| Young adult general cognitive ability percentile† | 59.62 (23.53) | 64.09 (21.35) | 61.63 (22.60) |
| Visual memory | -0.18 (0.98) | -0.07 (0.88) | -0.14 (0.95) |
| Verbal memory | -0.33 (1.08) | -0.17 (1.09) | -0.25 (1.09) |
| Default mode network mean diffusivity‡ | 1.00 (0.05) | 1.00 (0.05) | 1.00 (0.05) |
| Race/ethnicity | |||
| % White/non-Hispanic | 83% (124) | 95% (182) | 90% (313) |
| % Others | 17% (25) | 5% (10) | 10% (37) |
| APOE-ε4 status§ | |||
| Positive | 36 (21%) | 48 (27%) | 88 (25%) |
| Negative | 112 (79%) | 144 (73%) | 261 (75%) |
Notes: Mean (standard deviation) for all participants at each time point. APOE = apolipoprotein; SES = socioeconomic status.
*9 missing for parental education and occupation (N = 341).
†Disadvantaged: 5 missing (N = 144); nondisadvantaged: 2 missing (N = 190); full sample: 7 missing (N = 343).
‡Disadvantaged: 2 missing (N = 130).
§Disadvantaged: 1 missing (N = 148), full sample: 1 missing (N = 349).
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