TABLE 1.
Demographic and Baseline Clinical Characteristics (N = 105)
| Baseline Characteristic | Intervention (n = 62) | Comparison (n = 43) | Group Difference |
|---|---|---|---|
| DTS | 49.40 ± 25.49 | 42.35 ± 27.05 | t(103) = 1.360 |
| BDI-II | 20.60 ± 9.48 | 17.49 ± 10.68 | t(103) = 1.568 |
| BAI | 21.97 ± 11.83 | 20.30 ± 12.49 | t(103) = 0.693 |
| Infant gestational age, wk | 30.90 ± 3.00) | 31.56 ± 2.60 | t(103) = 1.161 |
| Infant severity score | 0.047 ± 0.05 | 0.034 ± 0.03 | t(103) = 1.438 |
| Mother's age, y | 33.76 ± 6.25 | 30.70 ± 5.50 | t(103) = 2.590 |
| Length of stay, d | 52.60 ± 32.23 | 42.56 ± 33.69 | t(103) = 1.541 |
| Mother's education less than college degree | 19 (30.6) | 19 (44.2) | χ2(1) = 2.016 |
| Mother's race, white (vs non-white) | 42 (67.7) | 22 (51.2) | χ2(1) = 2.932 |
| Mother's ethnicity, Hispanic (vs non-Hispanic) | 16 (25.8) | 14 (32.6) | χ2(1) = 0.567 |
| Mother is US born | 37 (59.7) | 23 (53.5) | χ2(1) = 0.397 |
| Married/partnered (vs single/divorced) | 58 (93.5) | 43 (100) | χ2(1) = 2.884 |
| Household incomea | |||
| <$50 000 | 15 (25.0) | 9 (25.7) | χ2(1) = 0.006 |
| $50 000–$99 000 | 10 (16.7) | 5 (14.3) | χ2(1) = 0.094 |
| ≥$100 000 | 35 (58.3) | 21 (60.0) | χ2(1) = 0.025 |
| Interview in English (vs Spanish) | 55 (88.7) | 37 (86.0) | χ2(1) = 0.166 |
| Trauma Events Questionnaire | 31 (50.0) | 14 (32.6) | χ2(1) = 3.154 |
| SASRQ | 56 (90.3) | 40 (93.0) | χ2(1) = 0.236 |
| PSS: NICU | |||
| Global index | 3.02 ± 0.72 | 2.65 ± 0.86 | t(103) = 2.369 |
| Sights and sounds of the NICU | 2.88 ± 0.84 | 2.66 ± 1.12 | t(103) = 1.150 |
| Infant behavior and appearance | 3.12 ± 0.96 | 2.58 ± 1.00 | t(103) = 2.794 |
| Alteration in parental role | 3.86 ± 0.82 | 3.48 ± 1.11 | t(103) = 2.012 |
| MINI | |||
| Current major depressive episode | 51 (82.3) | 36 (83.7) | χ2(1) = 0.038 |
| Dysthmia | 2 (5.4) | 1 (3.4) | χ2(1) = 0.144 |
| Current anxiety disorder | 7 (11.3) | 2 (4.7) | χ2(1) = 1.428 |
Data are presented as mean ± SD or n (%). MINI, Mini–International Neuropsychiatric Interview.
a
Ten subjects (8 control, 2 intervention) with missing income information were not included.