TABLE 2.
Correlations among study variables
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | |
|---|---|---|---|---|---|---|---|---|
| 1. Maternal education (years) | — | |||||||
| 2. Maternal depressive symptoms | −0.05 | — | ||||||
| 3. Maternal sleep disturbance | −0.02 | 0.50*** | — | |||||
| 4. Bayley scaled score | 0.03 | 0.19 | 0.05 | — | ||||
| 5. Median looking time (s) | 0.28* | 0.24† | 0.30* | 0.17 | — | |||
| 6. Infant prematurity | −0.07 | −0.02 | −0.10 | −0.17 | −0.19 | — | ||
| 7. Infant sleep consolidation | −0.01 | 0.02 | 0.02 | 0.03 | 0.01 | −0.17 | — | |
| 8. Infant sleep regulation | −0.09 | 0.04 | 0.01 | −0.04 | 0.15 | −0.18 | 0.25* | — |
*
p < .05,
**
p < .01,
***
p < .001,
†
p < .10.