Table A6.
Coefficients from OLS Regressions of Genetic Instruments on Background Characteristics in ALSPAC
| rs1051730 (CHRNA3) |
rs1229984 (ADH1B) |
rs9939609 (FTO) |
|
|---|---|---|---|
| Mother’s age | 0.000 | −0.001 | 0.002 |
| (0.003) | (0.001) | (0.003) | |
| Child: girl | −0.007 | −0.001 | −0.044 |
| (0.025) | (0.008) | (0.025) | |
| Lone parent | 0.063 | 0.047 | 0.183* |
| (0.071) | (0.031) | (0.072) | |
| # siblings | 0.012 | 0.005 | −0.015 |
| (0.015) | (0.005) | (0.016) | |
| Locus of control |
0.006 | −0.008 | 0.004 |
| (0.015) | (0.005) | (0.015) | |
| CCEI Trimester 2 |
0.000 | 0.000 | 0.001 |
| (0.003) | (0.001) | (0.003) | |
| EPDS Trimester 2 |
0.001 | 0.000 | −0.001 |
| (0.004) | (0.002) | (0.004) | |
| Mother is happy |
−0.002 | 0.010 | −0.000 |
| (0.026) | (0.010) | (0.026) | |
| Mother is content |
0.009 | −0.009 | 0.004 |
| (0.023) | (0.009) | (0.023) | |
| Mother’s education |
0.008 | 0.001 | 0.006 |
| (0.017) | (0.006) | (0.016) | |
| Father’s social class |
−0.010 | −0.002 | −0.006 |
| (0.011) | (0.004) | (0.011) | |
| Mother is employed |
−0.027 | −0.013 | 0.044 |
| (0.025) | (0.009) | (0.026) | |
| Constant | 0.662*** | 0.075* | 0.747*** |
| (0.117) | (0.036) | (0.122) | |
| N | 2943 | 2932 | 2958 |
| R2 | 0.002 | 0.004 | 0.005 |
Notes: The Table reports the coefficients (with standard errors in parentheses) from OLS regressions of the study SNPs on several background characteristics in the ALSPAC dataset. All characteristics are included simultaneously in the regression.
*
p < 0.10,
***
p < 0.01.