Table 2.
Demographic characteristics of Secure (Type B) versus Insecure (Non-B) Mothers and their infants.
| Variable | Secure AAI (Type B) (N= 23) |
Insecure AAI (Non-B) (N= 26) |
|---|---|---|
| Age of Mother, Visit 1, year ± SD | 27.7 ± 5.4 | 28.5 ± 4.2 |
| Marital Status, N (%) | ||
| Married | 17 (73.9%) | 17 (65.4%) |
| Not married | 6 (26.1%) | 9 (34.6%) |
| Maternal Race, N (%) | ||
| White | 13 (56.5%) | 17 (65.4%) |
| Non-white | 10 (43.5%) | 9 (34.6%) |
| Income, N (%) | ||
| <$30,000/year | 7 (30.4%) | 8 (33.3%) |
| $30,001 – $70,000 | 6 (26.1%) | 8 (33.3%) |
| >$70,000 | 10 (43.5%) | 8 (33.3%) |
| Maternal Education | ||
| Some college | 6 (26.1%) | 5 (19.2%) |
| College degree | 11 (47.8%) | 9 (34.6%) |
| Graduate degree | 6 (26.1%) | 12 (46.2%) |
| Maternal IQ ± SD | (N=22) | (N=25) |
| (WTAR-predicted WAIS-III) | 109.8 ± 8.9 | 109.8 ± 8.8 |
| Personality Disorder Screen (PDQ) Visit 1, N (%) | ||
| No positive screens | 11 (47.8%) | 9 (34.6%) |
| 1–2 positive screens | 8 (34.8%) | 9 (34.6%) |
| >3 positive screens | 4 (17.4%) | 8 (30.8%) |
| Depression: BDI, Visit 1, N (%) | (N=25) | |
| Minimal | 20 (87.0%) | 21 (84.0%) |
| Mild | 3 (13.0%) | 2 (8.0%) |
| Moderate | 0 | 2 (8.0%) |
| Parenting Stress Index (PSI) Visit 2, raw score ± SD | (N=19) | (N=22) |
| Child Domain | 89.1 ± 12.4 | 93.9 ± 14.9 |
| Parent Domain | 108.5 ± 22.9 | 115.5 ± 21.9 |
| Total Stress | 197.6 ± 28.7 | 204.4 ± 37.1 |
| Temperament of Mothers (ATQ), Visit 1, raw score ± SD | (N=22) | (N=25) |
| Negative Affect | 3.9 ±0.6 | 3.9 ± 0.8 |
| Extraversion | 4.9 ± 0.6 | 4.8 ±0.7 |
| Effortful Control | 4.5 ± 0.7 | 4.7 ±0.8 |
| Orienting Sensitivity | 5.1 ± 0.7 | 5.1 ± 0.6 |
| Infant Temperament (IBQ), Visit 1, raw score ± SD | (N=21) | (N=25) |
| Approach | 5.7 ±0.9 | 5.3 ±1.4 |
| Vocal Reactivity | 5.2 ± 0.8 | 5.2 ± 0.9 |
| High intensity pleasure | 6.1 ± 0.6 | 6.1 ±0.6 |
| Activity Level | 4.9 ± 0.9 | 4.7 ± 0.8 |
| Perceptual Sensitivity | 4.7 ± 1.2 | 4.5 ± 1.1 |
| Distress to Limitations | 3.8 ± 0.7 | 3.9 ±0.7 |
| Fear | 2.6 ± 0.8 | 2.7 ± 1.3 |
| Low Intensity pleasure | 5.1 ± 1.5 | 5.3 ±0.8 |
| Cuddliness | 5.6 ±0.6 | 5.7 ± 0.7 |
| Duration of Orienting* | 4.6 ± 1.0 | 3.8 ± 1.0 |
| Mother –Infant Separation, Visit 3, N (%) | (N=22) | (N=24) |
| ≤20 hrs/week | 12 (54.5%) | 10 (41.7%) |
| >20 hrs/week | 10 (45.5%) | 14 (58.3%) |
| Still Breastfeeding, N (%) | ||
| (N=20) | (N=17) | |
| Visit 2 | 15 (75.0%) | 11 (64.7%) |
| (N=22) | (N=25) | |
| Visit 3 | 11 (50.0%) | 12 (48.0%) |
| Child Development (Bayley), mean raw score ± SD | (N=23) | (N=25) |
| Cognitive | 17.4 ± 1.4 | 17.7 ± 1.9 |
| Receptive Communication | 14.6 ± 2.3 | 14.1 ± 2.1 |
| Expressive Communication | 13.9 ± 1.9 | 13.6 ± 1.8 |
| Fine Motor | 15.9 ± 1.7 | 15.6 ± 2.1 |
| Gross Motor | 18.0 ± 1.2 | 17.9 ± 1.9 |
*
p = 0.014. No other significant differences seen between groups.