Table 1.
Means, standard deviations, sample size, and correlations for study variables
| Variable | M | SD | N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. Anger at 54 months | 0.00 | 0.90 | 1047 | ||||||||||
| 2. Effortful Control at 54 months | 0.01 | 0.94 | 1047 | −.36 | |||||||||
| 3. Girl vs. Boy at 1 month | 0.51 | 0.50 | 1152 | .07 | −.17 | ||||||||
| 4. Income-to-Needs Ratio at 1 month | 0.72 | 0.96 | 1079 | −.06 | .25 | −.01 | |||||||
| 5. Teacher-Child Conflict Kindergarten | −0.20 | 0.72 | 1007 | .14 | −.23 | .18 | −.11 | ||||||
| 6. Teacher-Child Conflict Grade 1 | 0.01 | 0.53 | 1007 | .16 | −.31 | .22 | −.18 | .61 | |||||
| 7. Teacher-Child Conflict Grade 2 | −0.02 | 0.56 | 936 | .15 | −.30 | .22 | −.15 | .63 | .70 | ||||
| 8. Teacher-Child Conflict Grade 3 | 0.05 | 0.59 | 978 | .16 | −.31 | .24 | −.19 | .59 | .70 | .74 | |||
| 9. Teacher-Child Conflict Grade 4 | 0.01 | 0.57 | 917 | .16 | −.28 | .23 | −.21 | .57 | .60 | .66 | .72 | ||
| 10. Teacher-Child Conflict Grade 5 | 0.07 | 0.56 | 930 | .15 | −.28 | .21 | −.23 | .46 | .66 | .62 | .65 | .68 | |
| 11. Teacher-Child Conflict Grade 6 | −0.01 | 0.58 | 857 | .12 | −.29 | .24 | −.22 | .39 | .60 | .48 | .58 | .64 | .68 |
| 12. Teacher-Report EB Kindergarten | −0.02 | 0.86 | 1007 | .16 | −.28 | .26 | −.13 | .74 | .59 | .61 | .58 | .55 | .46 |
| 13.Teacher-Report EB Grade 1 | 0.12 | 0.79 | 1008 | .15 | −.33 | .27 | −.18 | .55 | .79 | .67 | .66 | .59 | .58 |
| 14. Teacher-Report EB Grade 2 | 0.12 | 0.81 | 923 | .17 | −.35 | .27 | −.18 | .58 | .69 | .80 | .71 | .64 | .62 |
| 15. Teacher-Report EB Grade 3 | 0.20 | 0.80 | 983 | .16 | −.32 | .25 | −.22 | .54 | .66 | .70 | .81 | .68 | .62 |
| 16. Teacher-Report EB Grade 4 | 0.08 | 0.84 | 915 | .19 | −.33 | .29 | −.22 | .53 | .65 | .67 | .71 | .79 | .66 |
| 17. Teacher-Report EB Grade 5 | 0.13 | 0.83 | 930 | .16 | −.27 | .29 | −.22 | .48 | .62 | .63 | .63 | .67 | .80 |
| 18. Teacher-Report EB Grade 6 | 0.01 | 0.86 | 858 | .11 | −.27 | .32 | −.19 | .42 | .59 | .51 | .60 | .61 | .63 |
| 19. Mother-Report EB Kindergarten | 0.26 | 0.89 | 1046 | .46 | −.43 | .08 | −.15 | .29 | .30 | .33 | .29 | .28 | .25 |
| 20. Mother-Report EB Grade 1 | 0.13 | 0.90 | 1009 | .47 | −.41 | .07 | −.17 | .32 | .37 | .38 | .36 | .35 | .31 |
| 21. Mother-Report EB Grade 3 | 0.02 | 0.91 | 1007 | .39 | −.38 | .07 | −.19 | .28 | .37 | .39 | .37 | .38 | .33 |
| 22. Mother-Report EB Grade 4 | −0.06 | 0.91 | 992 | .39 | −.38 | .06 | −.18 | .26 | .32 | .34 | .33 | .35 | .33 |
| 23. Mother-Report EB Grade 5 | −0.16 | 0.94 | 995 | .37 | −.35 | .07 | −.15 | .26 | .33 | .34 | .34 | .34 | .32 |
| 24. Mother-Report EB Grade 6 | −0.20 | 0.95 | 987 | .38 | −.37 | .07 | −.18 | .24 | .34 | .34 | .35 | .35 | .34 |
| Variable | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12. Teacher-Report EB Kindergarten | .41 | ||||||||||||
| 13. Teacher-Report EB Grade 1 | .55 | .70 | |||||||||||
| 14. Teacher-Report EB Grade 2 | .53 | .73 | .82 | ||||||||||
| 15. Teacher-Report EB Grade 3 | .60 | .67 | .76 | .83 | |||||||||
| 16. Teacher-Report EB Grade 4 | .61 | .68 | .74 | .81 | .85 | ||||||||
| 17. Teacher-Report EB Grade 5 | .62 | .56 | .68 | .76 | .72 | .81 | |||||||
| 18. Teacher-Report EB Grade 6 | .77 | .51 | .66 | .64 | .72 | .75 | .76 | ||||||
| 19. Mother-Report EB Kindergarten | .25 | .30 | .31 | .35 | .31 | .31 | .29 | .25 | |||||
| 20. Mother-Report EB Grade 1 | .32 | .32 | .36 | .41 | .39 | .39 | .34 | .33 | .76 | ||||
| 21. Mother-Report EB Grade 3 | .33 | .32 | .36 | .42 | .41 | .39 | .34 | .33 | .67 | .74 | |||
| 22. Mother-Report EB Grade 4 | .32 | .30 | .32 | .37 | .38 | .37 | .34 | .33 | .65 | .74 | .80 | ||
| 23. Mother-Report EB Grade 5 | .33 | .30 | .35 | .38 | .39 | .39 | .35 | .36 | .63 | .70 | .75 | .79 | |
| 24. Mother-Report EB Grade 6 | .37 | .28 | .32 | .38 | .40 | .36 | .34 | .36 | .62 | .67 | .72 | .75 | .80 |
Note: EB = Externalizing Behavior. Correlations > .10 in absolute value are significant at p < .0001. Descriptives for temperament, teacher–child conflict, and externalizing behavior are based on factor scores.