Table 3.
Correlations Among Number of Weeks Room Sharing and Confounders
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. Number of weeks room sharing in first 6 months | — | ||||||||||
| 2. Maternal educational level | .28** | — | |||||||||
| 3. Child sex | −.00 | −.07 | — | ||||||||
| 4. Number of siblings | .19* | −.13 | −.05 | — | |||||||
| 5. Infant negative affectivity (0–6 months) | −.01 | .16* | .08 | .04 | — | ||||||
| 6. Number of weeks breastfeeding (0–6 months) | .42** | .19* | −.05 | −.04 | .13 | — | |||||
| 7. Maternal depression postpartum | .06 | .04 | .03 | −.09 | .34** | −.03 | — | ||||
| 8. Maternal depression at 6 years of age | .00 | −.09 | .20* | −.03 | .13 | −.09 | .47** | — | |||
| 9. Maternal depression at 8 years of age | .00 | .00 | .07 | −.02 | .13 | −.05 | .32** | .42** | — | ||
| 10. Cosleeping at 12 months (bed‐ and room sharing) | .24** | .09 | .03 | .08 | .07 | .01 | .03 | .03 | .03 | — | |
| 11. Cosleeping at 30 months (bed‐ and room sharing) | .12 | −.10 | −.02 | .07 | .07 | .06 | .05 | −.04 | .07 | .10 | — |
Ns range between 142–166.
*p = .05. **p = .01.