Table 4. Summary of Associations Between GA and Neighborhood-Level, Family-Level, and Subjective Measures of SES With Brain Featuresa.
| Brain Features | Parcels, No./total No. (%) | ||
|---|---|---|---|
| GA | SES | Interaction effect | |
| Proportion of brain volumes associated with GA and SES | |||
| SIMD | 22/85 (25.9) | 1/85 (1.2) | 0/85 |
| Maternal education | 15/85 (17.6) | 4/85 (4.7) | 5/85 (5.9) |
| Paternal education | 22/85 (25.9) | 0/85 | 7/85 (8.2) |
| Maternal occupation | 12/85 (14.1) | 1/85 (1.2) | 10/85 (11.8) |
| Paternal occupation | 21/85 (24.7) | 0/85 | 5/85 (5.9) |
| Subjective socioeconomic status | 17/85 (20.0) | 0/85 | 4/85 (4.7) |
| Proportion of cortical features associated with GA and SES | |||
| SIMD | 2/5 (40.0) | 0/5 | 0/5 |
| Maternal education | 0/5 | 0/5 | 0/5 |
| Paternal education | 0/5 | 0/5 | 0/5 |
| Maternal occupation | 0/5 | 0/5 | 0/5 |
| Paternal occupation | 0/5 | 0/5 | 0/5 |
| Subjective socioeconomic status | 1/5 (20.0) | 0/5 | 0/5 |
Abbreviations: GA, gestational age; SES, socioeconomic status; SIMD, Scottish Index of Multiple Deprivation.
a
Results summary from ridge regression models for each socioeconomic status measure, for the 85 regional brain volumes and 5 mean cortical measures. Significance threshold is P < .05 following Benjamini-Hochberg correction. Full results are available in Table 3; eTables 3 and 6 to 15 in Supplement 1.