Table 2.
Within Family Differences in Prenatal Cortisol Levels and Offspring Outcomes
| Lower Cortisol | Higher Cortisol | Difference | Percent Difference | Diff. as Percent Std. Dev. | |
|---|---|---|---|---|---|
| Years of completed schooling | 13.57 | 13.44 | −0.13 | −1% | −7% |
| 7 year IQ | 101.1 | 99.52 | −1.58 | −2% | −11% |
| Any Severe Chronic Health Condition at age 7 | 0.122 | 0.122 | 0.00 | 0% | 0% |
| Gestation | 40.09 | 39.93 | −0.159 | 0% | −8% |
| Birth Weight | 3,338 | 3,309 | −29 | −1% | −6% |
| Low/Normal Cortisol | High Cortisol | Difference | Percent Difference | Diff. as Percent Std. Dev. | |
| Years of completed schooling | 13.61 | 12.54 | −1.07 | −8% | −58% |
| 7 year IQ | 100.3 | 95.2 | −5.12 | −5% | −37% |
| Any Severe Chronic Health Condition at age 7 | 0.081 | 0.121 | 0.04 | 49% | 9% |
| Gestation | 40.18 | 40.00 | −0.185 | 0% | −9% |
| Birth Weight | 3,328 | 3,262 | −66 | −2% | −13% |