Demographic characteristics of NCPP offspring included in the analysis according to observed levels of maternal affection during infancy (at 8 months of age)
| Low affection | Normal affection | High affection | |
| % (n) | % (n) | % (n) | |
| Men | 52.2% (24) | 61.6% (252) | 59.3% (16) |
| White race | 58.7% (27)a | 77.8% (318)b | 81.5% (22)b |
| Completed high school | 80.4% (37) | 82.4% (337) | 88.9% (24) |
| Currently married | 32.6% (15)a | 46.5% (190) | 59.3% (16)b |
| Mean (SD) | Mean (SD) | Mean (SD) | |
| Age | 33.83 (1.66) | 33.53 (1.73) | 34.63 (1.93) |
| Parental SES | 3.27 (1.57)a | 4.41 (1.99)b | 5.54 (2.01)c |
Different letters (a, b, c) denote difference between affection levels that are statistically significant at p<0.05.