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. 2015 May 14;10(12):1749–1757. doi: 10.1093/scan/nsv064

Table 3.

Means, SDs and bivariate correlations among study variables

1. 2. 3. 4. 5. 6. 7. 8. Mean SD
1. ToM (T4) 3.71 1.58
2. Child age (T4) 0.23*** 4.79 0.28
3. Female gender 0.14* −0.05
4. Birth weight (T1) 0.09 0.00 −0.12** 3.41 0.51
5. Child language (T4) 0.38*** 0.09 −0.01 0.25*** 104.0 14.2
6. Number of kids in home (T4) −0.05 −0.03 0.00 0.05 −.12* 2.56 0.89
7. Maternal education (T1) 0.12* 0.01 −0.04 0.10* 0.25*** −0.16** 15.3 2.68
8. Family SES (T2–T4) 0.14* 0.08 0.02 0.13** 0.34*** −0.16** 0.49*** 0.00a 0.78
9. Maternal cognitive sensitivity (T3–T4) 0.17** 0.12* 0.03 0.16** 0.37*** −0.12* 0.30** 0.45*** 3.60 0.66

***P < 0.001, **P < 0.01, *P < 0.050

SES, socioeconomic status.

aThis value is a standardized score, hence the mean of zero.