Table 3.
Parameter estimates of genetic and environmental factors accounting for the variance of SDP and co-occurring risk factors from univariate behavioral genetic models.
| Behavioral Correlate | Additive Genetic | Shared Environment | Unshared Environment | |
|---|---|---|---|---|
| Smoking During Pregnancy | 0.45 (0.02) | 0.02 (0.01)NS | 0.53 (0.01) | |
| Criminal Convictions | ||||
| Violent | 0.29 (0.09) | 0.09 (0.06)NS | 0.63 (0.04) | |
| Drug | 0.30 (0.09) | 0.11 (0.06)NS | 0.59 (0.04) | |
| Driving | 0.24 (0.15)NS | 0.05 (0.09)NS | 0.71 (0.07) | |
| Other | 0.25 (0.05) | 0.00 (0.03)NS | 0.75 (0.02) | |
| Any | 0.24 (0.04) | 0.06 (0.02) | 0.70 (0.02) | |
| Psychiatric Diagnoses | ||||
| Alcohol | 0.39 (0.09) | 0.00 (0.05)NS | 0.60 (0.04) | |
| Illicit Drug | 0.28 (0.10) | 0.09 (0.06)NS | 0.63 (0.04) | |
| Any Substance | 0.40 (0.07) | 0.00 (0.04)NS | 0.60 (0.03) | |
| Other Maternal Characteristics | ||||
| Teen Pregnancy | 0.37 (0.04) | 0.07 (0.02) | 0.56 (0.01) | |
| Non-cohabitation | 0.19 (0.06) | 0.08 (0.03) | 0.73 (0.03) | |
| Low Educational Attainment | 0.42 (0.03) | 0.04 (0.02) | 0.55 (0.01) | |
NOTE: standard errors are provided in parentheses
NS
denotes parameter estimate non-significant from zero