Table 3
Relations between Attachment Security and Age 3 Behavior Problems:
Means, Standard Deviations, and F-Ratios
| Attachment Security at: 12 Months | Secure | Insecure | Univariate F-Ratios |
| CBCL | n = 41 | n = 39 | |
| Externalizing | 48.8, sd = 7.7 | 52.3, sd = 10.3 | 3.02x |
| Internalizing | 48.8, sd = 8.6 | 49.4, sd = 8.3 | .79 |
| Attachment Security at: 18 Months | n = 33 | n = 39 | |
| Externalizing | 48.1, sd = 8.3 | 53.0, sd = 10.0 | 4.86* |
| Internalizing | 46.6, sd = 6.6 | 51.4, sd = 9.1 | 6.52** |
| Stable 12-18 Months | n = 19 | n = 20 | |
| Externalizing | 47.5, sd = 8.6 | 55.2, sd = 11.9 | 5.31* |
| Internalizing | 45.2, sd = 6.7 | 49.9, sd = 9.3 | 3.14x |
x p<.10, * p<.05, ** p<.01