Table 2.
Differences in scale scores between control and intervention groups by time-point.
| Psychosocial measure | Difference between control and intervention groupsa | |||||
|---|---|---|---|---|---|---|
| Short-term effects (3 months) | Medium term effects (6 months) | Long-term effects (12 months) | ||||
| Mean | (95% CI) | Mean | (95% CI) | Mean | (95% CI) | |
| PMPS-E | 0.16 | (−0.95, 1.28) | 0.02 | (−0.96, 1.00) | −0.27 | (−1.40, 0.86) |
| PSS-10 | −1.09 | (−2.43, 0.24) | −1.24 | (−2.65, 0.17) | −1.54 | (−3.40, 0.32) |
| PSS | −1.58 | (−3.15, −0.01) | −1.16 | (−2.80, 0.47) | −0.33 | (−2.35, 1.68) |
| STAI Y-1 | −1.36 | (−3.35, 0.63) | −1.35 | (−3.42, 0.73) | −1.32 | (−3.99, 1.36) |
| CES-D 10 | −0.78 | (−1.74, 0.18) | −0.82 | (−1.84, 0.20) | −0.90 | (−2.29, 0.48) |
PMPS-E Perceived Maternal Parenting Self-Efficacy Scale, PSS-10 Perceived Stress Scale, PSS Parental Stress Scale, STAI Y-1 State-Trait Anxiety Inventory (State), CES-D 10 10-item Center for Epidemiologic Studies Depression Scale.
aBased on least squares means estimates from GEE models controlling for time from NICU discharge at each assessment and non-linear time effects.