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. Author manuscript; available in PMC: 2021 May 1.
Published in final edited form as: Child Dev. 2019 Jun 2;91(3):e545–e562. doi: 10.1111/cdev.13266

Table 2.

Correlation Matrix of Study Variables

Variable 1 2 3 4 5 6 7 8 9 10 11

1. 12–18 m ID severity
2. 9 m mat responsive −.09**
3. 5 y internalizing    .03 −.07*
4. 5 y externalizing    .11*** −.15**    .47***
5. 5 y social problems    .03 −.04    .50***    .30***
6. 5 y mat responsive −.10**    .08*    .32*** −.51*** −.21***
7. 10 y internalizing    .07* −.08*    .45***    .39***    .37*** −.29***
8. 10 y externalizing    .04 −.08*    .31***    .58***    .22*** −.36***    .59***
9. 10 y social problems    .04 −.06    .30***    .37***    .34*** −.24***    .45***    .43***
10. Adol internalizing    .06 −.08*    .39***    .32***    .26*** −.21***    .47***    .37***    .36***
11. Adol externalizing    .11*** −.09**    .32***    .54***    .24*** −.36***    .40***    .56***    .34***    .59***
12. Adol social problems    .08* −.11***    .32***    .38***    .25*** −.30***    .42***    .41***    .40***    .68***    .64***

Note. N = 933. Correlation coefficients are from the correlation matrix in Mplus with significance values. Bivariate correlations were calculated without accounting for other variables in the model. ID = iron deficiency; Mat = maternal; Adol = adolescent; y = years; m = months.

*

p < .05.

**

p < .01.

***

p < .001.