Table A3.
Coefficients from OLS Regressions of Study Risk Factors on Background Characteristics in DNBC
| Number of cigarettes |
Any smoking during pregnancy |
Obese | Pre- pregnancy BMI |
|
|---|---|---|---|---|
| Maternal age | −0.024 | −0.011*** | −0.000 | 0.029 |
| (0.026) | (0.003) | (0.002) | (0.029) | |
| Child: boy | 0.163 | 0.027 | 0.015 | 0.177 |
| (0.187) | (0.022) | (0.014) | (0.210) | |
| Married/stable relationship |
−4.748*** | −0.292*** | −0.008 | 0.619 |
| (0.858) | (0.099) | (0.064) | (0.980) | |
| Previous live births |
0.295** | 0.022 | −0.002 | 0.106 |
| (0.128) | (0.015) | (0.009) | (0.143) | |
| Previous miscarriages |
0.049 | 0.006 | 0.035*** | 0.351** |
| (0.160) | (0.018) | (0.011) | (0.175) | |
| Unplanned pregnancy |
0.986*** | 0.107*** | −0.019 | −0.476 |
| (0.323) | (0.037) | (0.024) | (0.364) | |
| Average health | 0.199 | 0.036 | 0.072*** | 1.050*** |
| (0.193) | (0.022) | (0.014) | (0.218) | |
| Not so good health |
0.593 | 0.134** | 0.069** | 1.487*** |
| (0.475) | (0.053) | (0.034) | (0.515) | |
| Mental problems |
1.377*** | 0.120*** | −0.038 | −0.560 |
| (0.359) | (0.040) | (0.026) | (0.392) | |
| Menarche | −0.117* | −0.013* | −0.016*** | −0.457*** |
| (0.067) | (0.008) | (0.005) | (0.075) | |
| Employed | 0.497** | 0.054** | 0.040** | −0.135 |
| (0.237) | (0.027) | (0.017) | (0.266) | |
| Constant | 7.834*** | 0.977*** | 0.260* | 27.508*** |
| (1.399) | (0.161) | (0.103) | (1.580) | |
| N | 1607 | 1668 | 1643 | 1643 |
| R2 | 0.057 | 0.048 | 0.035 | 0.047 |
Notes: The Table reports the coefficients (with standard errors in parentheses) from OLS regressions of the study risk factors on several background characteristics in the DNBC dataset. All characteristics are included simultaneously in the regression.
*
p < 0.10,
**
p < 0.05,
***
p < 0.01.