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. Author manuscript; available in PMC: 2022 Nov 14.
Published in final edited form as: J Cogn Neurosci. 2022 Sep 1;34(10):1866–1891. doi: 10.1162/jocn_a_01801

Table 2.

Zero-Order Correlations of Material Hardship Predictors

Variable M SD 1 2 3 4
1. Hardship at age 1 1.02 1.30
2. Hardship at age 3 1.06 1.33 .56**
3. Hardship at age 5 1.27 1.40 .43** .51**
4. Hardship at age 9 1.55 1.46 .31** .40** .44**
5. Hardship at age 15 1.30 1.50 .27** .36** .30** .53**

M and SD are used to represent mean and standard deviation, respectively.

**

p < .01.